小镇错题家 - 数学僧

Evaluate (-1 - -4) + (-5 - (-3 + 3)).

Evaluate (-1 - -4) + (-5 - (-3 + 3)). -2 What is the value of -2 - -3 - ((1 - -5) + -6)? 1 1 + -15 + -4 - -10 -8 What is 0 - (3 + (2 - 4))? -1 What is 3 + -1 + -7 - (3 - 3)? -5 What is -7 - -2 - 1 -

小学数学题 2024-11-23 0 阅读

Solve -2m = q - 7, -11 = 5q + m - 1 for q.

Solve -2*m = q - 7, -11 = 5*q + m - 1 for q. -3 Solve j = -2*k, 7*j = 2*k - 9 - 7 for j. -2 Solve -4*t - 176*s + 173*s - 14 = 0, 0 = t + s + 3 for t. -5 Solve 36*i - 39*i = -j + 2, -5*i + 5*j = 20

初中数学题 2024-11-23 0 阅读

Suppose 5p = -2q + 22, 3p - 33 = -3q + p. Suppose 3k + 5 = -2n, q + 4 = 2n - k. Solve -6w - nt = -w - 35, 0 = -5w + 3*t + 3 for w.

Suppose 5*p = -2*q + 22, 3*p - 33 = -3*q + p. Suppose 3*k + 5 = -2*n, q + 4 = 2*n - k. Solve -6*w - n*t = -w - 35, 0 = -5*w + 3*t + 3 for w. 3 Let b(u) = 2*u - 10. Let w be b(5). Let g = 18 - 29. Let

大学高等数学 2024-11-23 0 阅读

Suppose y**5 - 14*y**5 + 9*y**5 = 0. What is y?

Suppose y 5 - 14*y 5 + 9*y**5 = 0. What is y? 0 Let u(t) be the third derivative of t 5 &frasl; 150 - t 4 &frasl; 30 - t 3 &frasl; 5 + 8*t 2. Let u(n) = 0. What is n? -1, 3 Let y be (-16)/(-7) +

高中数学题 2024-11-23 0 阅读

Solve 0 = 3g + n - 8, n - 5n + 4 = -2*g for g.

Solve 0 = 3*g + n - 8, n - 5*n + 4 = -2*g for g. 2 Solve -148*n + 5 = -150*n - 3*a, 0 = 2*n + a + 7 for n. -4 Solve 7*w - 6*w + 5 = 0, -4*u = -2*w - 14 for u. 1 Solve -13*b - 32 = k - 8*b, -3*k - 5*b

初中数学题 2024-11-23 0 阅读

Let b(a) be the third derivative of -a8/504 - a7/45 - a**6/12 - 13a5/90 - a4/9 - 5a**2. Suppose b(z) = 0. Calculate z.

Let b(a) be the third derivative of -a 8 &frasl; 504 - a 7 &frasl; 45 - a 6 &frasl; 12 - 13*a 5 &frasl; 90 - a 4 &frasl; 9 - 5*a 2. Suppose b(z) = 0. Calculate z. -4, -1, 0 Let l be

高中数学题 2024-11-23 0 阅读

Suppose 3t = -4z - 3, -z = -3z + 4t + 4. Solve zd + 2w = 5d + 33, 3w = -3*d - 3 for d.

Suppose 3*t = -4*z - 3, -z = -3*z + 4*t + 4. Solve z*d + 2*w = 5*d + 33, 3*w = -3*d - 3 for d. -5 Let c be 1/(-2) - ((-54)/12 + 2). Solve -2 = c*r, -i = -2*i + 5*r for i. -5 Suppose 4*t - 2*s = 105 -

大学高等数学 2024-11-23 0 阅读

Let x(b) = -b**3 + 12*b**2 + 17b + 8. Let j be x(13). Suppose -f = -6f + j. Solve f = 2p + 4m + 4, 4p - 2m + 24 = 0 for p.

Let x(b) = -b 3 + 12*b 2 + 17*b + 8. Let j be x(13). Suppose -f = -6*f + j. Solve f = 2*p + 4*m + 4, 4*p - 2*m + 24 = 0 for p. -4 Suppose 5*r - 5 - 35 = 0. Suppose 0 = r*y - 5*y. Solve t + o = y, 4*t

大学高等数学 2024-11-23 0 阅读

Solve 3c - 9 = -3o, 2c + 263o - 18 = 267*o for c.

Solve 3*c - 9 = -3*o, 2*c + 263*o - 18 = 267*o for c. 5 Solve 4*g - 5*c = 1, -51*c - 6 = -53*c for g. 4 Solve 2*d - 14 = -5*c, -20*c + 17*c + 2 = -2*d for d. 2 Solve -2*p + q + 1 = 0, -5*q - 15 = 4*p

初中数学题 2024-11-23 0 阅读

Let y(m) = 3*m**4 - 10*m**3 + 13*m**2 - 8m. Let o(k) = 12k**4 - 39*k**3 + 51*k**2 - 33k. Let z(a) = 2o(a) - 9*y(a). Factor z(v).

Let y(m) = 3*m 4 - 10*m 3 + 13*m 2 - 8*m. Let o(k) = 12*k 4 - 39*k 3 + 51*k 2 - 33*k. Let z(a) = 2*o(a) - 9*y(a). Factor z(v). -3 v (v - 2)*(v - 1)**2 Solve 0*h 2 + 0 + 1 &frasl; 2 *h 3 - 1 &frasl; 2

高中数学题 2024-11-23 0 阅读

Let g(a) = a**2 - 30. Let b be g(6). Solve -2u - 18 = -2f, b + 6 = -3*u for f.

Let g(a) = a**2 - 30. Let b be g(6). Solve -2*u - 18 = -2*f, b + 6 = -3*u for f. 5 Let w be 2/(-1)*(-13)/(-1). Let m = -21 - w. Solve 0*j = 2*j - 5*f + 5, f = m*j + 24 for j. -5 Let n(i) = i + 12.

大学高等数学 2024-11-23 0 阅读

Solve 0 = -3z - 5g - 1, -11 = 3z + g - 6g for z.

Solve 0 = -3*z - 5*g - 1, -11 = 3*z + g - 6*g for z. -2 Solve 4*j - 3*m + 0*m = -16, -m = 0 for j. -4 Solve -48*u + 50*u - 5 = 5*i, -4*i = u + 4 for u. 0 Solve 10 = -4*u - v + 18, v = 5*u - 10 for u.

初中数学题 2024-11-23 0 阅读

What is 0 - (-6 - (-3 + -3))?

What is 0 - (-6 - (-3 + -3))? 0 Evaluate 14 + -24 + 6 + 3. -1 What is the value of 7 - 3 - 4 - -8? 8 What is -1 + 0 + (5 - (5 - -3))? -4 What is the value of -7 + (-1 + 1 - (-3 + 1))? -5 (4 - (0 -

小学数学题 2024-11-23 0 阅读

What is the product of 75569 and 3660?

What is the product of 75569 and 3660? 276582540 Obtain the value for the product of 8161 and 2951. 24083111 Answer the following question: 523986 * 52696 27611966256 Evaluate the equation 207 *

大学高等数学 2024-11-23 0 阅读

Solve -2u = -5k + 28, 2*u + 8 + 4 = k for u.

Solve -2*u = -5*k + 28, 2*u + 8 + 4 = k for u. -4 Solve 2*a = k + 4*k + 10, k = 2*a + 6 for a. -5 Solve 4*c + 1 = -5*n + 8, 0 = -5*n + 4*c + 23 for n. 3 Solve 5*m = 19*x - 17*x + 8, 0 = 2*x - 2*m + 2

初中数学题 2024-11-23 0 阅读

Let p(l) be the second derivative of -l5/5 - l4/3 + 9*l. Factor p(b).

Let p(l) be the second derivative of -l 5 &frasl; 5 - l 4 &frasl; 3 + 9*l. Factor p(b). -4 b**2 (b + 1) Let f(v) be the second derivative of -v 6 &frasl; 135 - 2*v 5 &frasl; 45 + v 4 &frasl; 27 + 4*v

高中数学题 2024-11-23 0 阅读

Let u = 6 - -1. Suppose -ui + 20 = -3i. Solve 3w - 16 = -2q, iq - 4w = 12 + 5 for q.

Let u = 6 - -1. Suppose -u*i + 20 = -3*i. Solve 3*w - 16 = -2*q, i*q - 4*w = 12 + 5 for q. 5 Suppose 5*a - 2*a = 60. Suppose 9*z - 5*z - a = 0. Solve 3*s + 9 = p, -z*p + 3 = -3*s + 2*s for p. 0

大学高等数学 2024-11-23 0 阅读

Solve -5y - 6 = 2h, 124h - 12 = y + 128h for y.

Solve -5*y - 6 = 2*h, 124*h - 12 = y + 128*h for y. 0 Solve 0 = 2*v + 2*d - 4, 2 = -4*v - d + 7 for v. 1 Solve m - 2 = -f - 10, -m - 12 = 2*f for m. -4 Solve 0 = n, 0*o + 2 = o + n for o. 2 Solve -l

初中数学题 2024-11-23 0 阅读

Let b(h) = 4*h**2 - 19*h. Let i(r) = r**2 - 6r. Let a(t) = 2b(t) - 7*i(t). Factor a(l).

Let b(h) = 4*h 2 - 19*h. Let i® = r 2 - 6*r. Let a(t) = 2*b(t) - 7*i(t). Factor a(l). l*(l + 4) Let d(x) be the second derivative of x 4 &frasl; 8 + x 3 &frasl; 4 + 6*x. Determine b, given that

高中数学题 2024-11-23 0 阅读

3 - (2 + 0 - (12 + -9))

3 - (2 + 0 - (12 + -9)) 4 5 + 0 - (-14 + 16) - 5 -2 Calculate 2 + -1 - (19 - (45 + -21)). 6 Calculate 30 - 25 - (1 + 3). 1 What is -1 + -5 + 8 + (-5 - -4)? 1 What is 1 + (7 - (9 - 3)) + 5? 7

小学数学题 2024-11-23 0 阅读

Let g(m) = -12m + 12. Let r be g(8). Let l be (-1)/(2/32 - 0). Let y be r/l - 2/8. Solve 4k = -4t - 4, yt - 8 + 3 = 0 for k.

Let g(m) = -12*m + 12. Let r be g(8). Let l be (-1)/( 2 &frasl; 32 - 0). Let y be r/l - 2 &frasl; 8 . Solve 4*k = -4*t - 4, y*t - 8 + 3 = 0 for k. -2 Let s(t) = 3 + t 2 - t 2 - t**2. Let z be s(0).

大学高等数学 2024-11-23 0 阅读

Evaluate (-1 - -4) + (-5 - (-3 + 3)).

Solve -2*m = q - 7, -11 = 5*q + m - 1 for q.

Suppose 5*p = -2*q + 22, 3*p - 33 = -3*q + p. Suppose 3*k + 5 = -2*n, q + 4 = 2*n - k. Solve -6*w - n*t = -w - 35, 0 = -5*w + 3*t + 3 for w.

Suppose y**5 - 14*y**5 + 9*y**5 = 0. What is y?

Solve 0 = 3*g + n - 8, n - 5*n + 4 = -2*g for g.

Let b(a) be the third derivative of -a**8/504 - a**7/45 - a**6/12 - 13*a**5/90 - a**4/9 - 5*a**2. Suppose b(z) = 0. Calculate z.

Suppose 3*t = -4*z - 3, -z = -3*z + 4*t + 4. Solve z*d + 2*w = 5*d + 33, 3*w = -3*d - 3 for d.

Solve 11*a = 12*a - 5, 5 = 5*i - 3*a for i.

Evaluate 0 + -3 - ((-19 - -11) + 4).

Solve 7*x - 3*l = 11*x + 9, -3*x - l - 3 = 0 for x.

Let h be (0 + -9)/3*-1. Factor -g**4 - 2*g**4 - 13*g**3 + 4*g**h + 12*g.

Let x(b) = -b**3 + 12*b**2 + 17*b + 8. Let j be x(13). Suppose -f = -6*f + j. Solve f = 2*p + 4*m + 4, 4*p - 2*m + 24 = 0 for p.

Solve 3*c - 9 = -3*o, 2*c + 263*o - 18 = 267*o for c.

Let y(m) = 3*m**4 - 10*m**3 + 13*m**2 - 8*m. Let o(k) = 12*k**4 - 39*k**3 + 51*k**2 - 33*k. Let z(a) = 2*o(a) - 9*y(a). Factor z(v).

Let g(a) = a**2 - 30. Let b be g(6). Solve -2*u - 18 = -2*f, b + 6 = -3*u for f.

Solve 0 = -3*z - 5*g - 1, -11 = 3*z + g - 6*g for z.

What is 0 - (-6 - (-3 + -3))?

What is the product of 75569 and 3660?

Solve -2*u = -5*k + 28, 2*u + 8 + 4 = k for u.

Let p(l) be the second derivative of -l**5/5 - l**4/3 + 9*l. Factor p(b).

Let u = 6 - -1. Suppose -u*i + 20 = -3*i. Solve 3*w - 16 = -2*q, i*q - 4*w = 12 + 5 for q.

Solve -5*y - 6 = 2*h, 124*h - 12 = y + 128*h for y.

Let b(h) = 4*h**2 - 19*h. Let i(r) = r**2 - 6*r. Let a(t) = 2*b(t) - 7*i(t). Factor a(l).

3 - (2 + 0 - (12 + -9))

Let g(m) = -12*m + 12. Let r be g(8). Let l be (-1)/(2/32 - 0). Let y be r/l - 2/8. Solve 4*k = -4*t - 4, y*t - 8 + 3 = 0 for k.

小学数学题

初中数学题

高中数学题

大学高等数学

画室

一个长方体的底面是周长16cm的正方形，高3cm，这个长方体的体积是多少立方厘米？

吴老师把35支铅笔和40本练习本分别平均奖给几个三好学生，结果练习本差2本，铅笔正好．这个班级的三好学生最多有多少人？

甲乙两车从AB两城同时相向而行，甲车每小时行40.2千米，乙车每小时行42.4千米，经过3.5小时两车相遇．AB两城相距多少千米？

一张圆形桌布的直径是1m，给该桌布配上花边，花边长是多少m

482比一个数的3倍少148，这个数是多少？

100千克稻谷可碾大米78千克，要碾出1170千克大米，需要稻谷多少千克？(用比例解)

在比例尺是1：2000000的地图上，量得甲第到乙地的距离是3.6厘米．如果汽车以每小时30千米的速度从甲地出发，走完这段路程到达乙地要用几小时？

校园里有松树23棵，杨树比松树多17棵，槐树比杨树少19棵，槐树、松树和杨树一共多少棵．

四2班学生年龄分布的情况是：13岁的有3人，12岁的有15人，11岁的有11人，10岁的有21人．这个班的平均年龄是多少岁？

甲乙两件商品成本共600元，已知甲商品按45%的利润定价，乙商品按40%的利润定价．后来甲打八折出售．乙打九折出售．结果共获利润110元．两件商品中，成本较低的那件商品的成本是多少元．

把一根木料锯成6段需30分钟，锯成8段需要多少分钟．

王叔叔打一份5000字的稿件，第一小时打了这份稿件的30%，第二小时打了这份稿件的(1/5)．还剩多少字没有打？

工地运来4车水泥，每车150袋，用去320袋，还剩多少袋？

一个平行四边形的面积是7.5平方分米，底是多少分米，它的高才是2.5分米．

AB两地相距100千米，甲乙两人从A到B，甲先走3千米后，乙再出发，结果乙仍比甲早到1小时，己知：乙速是甲速度的2.5倍，求甲的速度．

Solve -2m = q - 7, -11 = 5q + m - 1 for q.

Suppose 5p = -2q + 22, 3p - 33 = -3q + p. Suppose 3k + 5 = -2n, q + 4 = 2n - k. Solve -6w - nt = -w - 35, 0 = -5w + 3*t + 3 for w.

Solve 0 = 3g + n - 8, n - 5n + 4 = -2*g for g.

Let b(a) be the third derivative of -a8/504 - a7/45 - a**6/12 - 13a5/90 - a4/9 - 5a**2. Suppose b(z) = 0. Calculate z.

Suppose 3t = -4z - 3, -z = -3z + 4t + 4. Solve zd + 2w = 5d + 33, 3w = -3*d - 3 for d.

Solve 11a = 12a - 5, 5 = 5i - 3a for i.

Solve 7x - 3l = 11x + 9, -3x - l - 3 = 0 for x.

Let x(b) = -b**3 + 12*b**2 + 17b + 8. Let j be x(13). Suppose -f = -6f + j. Solve f = 2p + 4m + 4, 4p - 2m + 24 = 0 for p.

Solve 3c - 9 = -3o, 2c + 263o - 18 = 267*o for c.

Let y(m) = 3*m**4 - 10*m**3 + 13*m**2 - 8m. Let o(k) = 12k**4 - 39*k**3 + 51*k**2 - 33k. Let z(a) = 2o(a) - 9*y(a). Factor z(v).

Let g(a) = a**2 - 30. Let b be g(6). Solve -2u - 18 = -2f, b + 6 = -3*u for f.

Solve 0 = -3z - 5g - 1, -11 = 3z + g - 6g for z.

Solve -2u = -5k + 28, 2*u + 8 + 4 = k for u.

Let p(l) be the second derivative of -l5/5 - l4/3 + 9*l. Factor p(b).

Let u = 6 - -1. Suppose -ui + 20 = -3i. Solve 3w - 16 = -2q, iq - 4w = 12 + 5 for q.

Solve -5y - 6 = 2h, 124h - 12 = y + 128h for y.

Let b(h) = 4*h**2 - 19*h. Let i(r) = r**2 - 6r. Let a(t) = 2b(t) - 7*i(t). Factor a(l).

Let g(m) = -12m + 12. Let r be g(8). Let l be (-1)/(2/32 - 0). Let y be r/l - 2/8. Solve 4k = -4t - 4, yt - 8 + 3 = 0 for k.