Como

[匿名]

回覆: 12

2020-04-08 12:49 am

To determine whether (−1,4) is a solution to the equation 3x+8y=29, substitute blank for x and blank for y.?

[匿名]

回覆: 5

2019-11-15 2:51 am

How do I solve this step by step ?

[匿名]

回覆: 7

2019-10-27 7:25 am

Determine whether (3x-2) is a factor of the polynomial 3x^3-14x^2+26x-12. Explain. ?

[匿名]

回覆: 5

2019-07-05 10:27 am

the solution to 5x1 will be what kind of number?

[匿名]

回覆: 8

2019-03-22 8:55 am

cual es el valor de x y y en la siguiente ecuacion: 2x+7y=5 3x+14y=3?

[匿名]

回覆: 4

2019-03-19 1:22 am

Find S20 for the arithmetic series 5+10+15+20?

[匿名]

回覆: 3

2019-03-13 9:17 am

what is the height of the building if the 1st angle of elevation is 50 degrees & the 2nd is 28 degrees were taken at distance 100 feet apart?

[匿名]

回覆: 5

2019-03-13 10:25 am

Determine a value of a such that one root of the equation ax^2+x-1=0 is five times the other root. Explain.?

[匿名]

回覆: 5

2019-03-05 9:36 pm

Solve. ​ log6x+log6(x−1)=1 ​?

[匿名]

回覆: 4

2019-02-25 6:46 pm

if y=1-tanx/1+tanx find dy?dx?

[匿名]

回覆: 6

2019-02-20 2:06 pm

Need help with a math equation?

[匿名]

回覆: 2

2019-01-29 4:42 am

Express the complex number in trigonometric form 2i?

[匿名]

回覆: 3

2019-01-29 4:43 am

Write the complex number in the form a + bi. square root of six (cos 315° + i sin 315°)?

[匿名]

回覆: 1

2019-01-26 4:55 am

Find a ⋅ b. a = <2, 4>, b = <2, 5> please explain.?

[匿名]

回覆: 3

2019-01-26 4:56 am

Find a ⋅ b. a = 9i + 5j, b = 4i + 3j please help. super lost.?

[匿名]

回覆: 3

2019-01-26 4:56 am

Find the angle between the given vectors to the nearest tenth of a degree. u = <8, 7>, v = <9, 7>?

[匿名]

回覆: 3

2019-01-26 4:56 am

Determine whether the vectors u and v are parallel, orthogonal, or neither. u = <9, 3>, v = <36, 12>?

[匿名]

回覆: 4

2019-01-26 4:56 am

Evaluate the expression: v ⋅ w Given the vectors: r = <8, 8, -6>; v = <3, -8, -3>; w = <-4, -2, -6>?

[匿名]

回覆: 2

2019-01-24 5:06 am

Let u = <4, 8>, v = <-2, 6>. Find u + v?

[匿名]

回覆: 3

2019-01-24 5:07 am

Let u = <-8, -9>. Find 7u?

[匿名]

回覆: 7

2019-01-24 5:07 am

Let u = <-5, 1>, v = <7, -4>. Find 9u - 6v?

[匿名]

回覆: 4

2018-12-06 11:23 pm

using the derivative of e^x,show that if y=ln(x),then y'=1/x?

[匿名]

回覆: 7

2018-11-06 4:02 pm

Given two points, A(-2,5) and B(-4,3) find the equation of the circle with diameter AB.?

[匿名]

回覆: 3

2018-10-24 3:48 pm

One root of 3x^2 - 2(3b + 1)x + 4b = 0 is 8. Find the value of b.?

[匿名]

回覆: 9

2018-09-25 3:12 am

I ve been trying to figure this question for 30 min, still don t get it.?

[匿名]

回覆: 4

2018-08-21 4:47 pm

Is my answer correct to this math problem? Solve in x^n form. (2^-10/4^2)^7?

[匿名]

回覆: 8

2018-07-25 10:20 am

Area of a rectangle is n^2 -4n -5, where n is a positive number. If one side has length n+1, give the second side in terms of n. Working pls?

[匿名]

回覆: 4

2018-07-25 12:28 pm

Will the solution of an equation such as x-3=9 be a variable or number? Explain.?

[匿名]

回覆: 10

2018-07-03 9:21 pm

4/5 * 1 1/6=?

[匿名]

回覆: 4

2018-07-15 4:36 pm

solve the following: 27a-9b+3c-8=0 8a-4b+2c-8=0 -a-b-c-8=0 Find a,b,c?

[匿名]

回覆: 13

2018-07-03 12:44 am

is -2x+3 same as 2x-3?

[匿名]

回覆: 4

2018-05-07 10:19 am

Math question?

[匿名]

回覆: 10

2018-04-30 8:16 pm

If sin(a) = 3/5, find the value of cos(a) and sin2a?

[匿名]

回覆: 6

2018-04-27 1:51 am

How can a factor tree be used to simplify surds?

[匿名]

回覆: 8

2018-04-13 2:22 pm

Algebra 2 trigonometry help please?

[匿名]

回覆: 4

2018-04-11 10:23 am

Find an angle between 0° and 360° that is coterminal with the given angle. −200°?

[匿名]

回覆: 3

2018-04-10 3:10 pm

the sum of a number and four is tripled, the result is six less than twice the number. Find the number.?

[匿名]

回覆: 8

2018-04-03 3:58 pm

Math Problem Help!?

[匿名]

回覆: 6

2018-03-29 1:43 am

x ≥ y is it inequality?

cheuk man

回覆: 4

2018-03-26 3:06 pm

What is the value of x in radian if sinx = 3x/4? Thank you.?

[匿名]

回覆: 16

2018-03-19 8:40 pm

A certain factory employs 60 workers . if 4 out of every 5 workers are married, how many married workers are employed by the factory?

[匿名]

回覆: 8

2018-03-15 7:21 pm

what is 5 liters in kilograms?

[匿名]

回覆: 3

2018-03-14 2:24 pm

Trigonometry Vectors in the Plane Question, Please Help?

[匿名]

回覆: 3

2018-03-12 8:36 pm

The median of a set of six consecutive integers is 29/2. What is the value of the smallest integer in the set? Best answer?

[匿名]

回覆: 3

2018-03-08 10:57 pm

Prove the identity Sin x -cos x /sec x - csc x =sin2x/2?

[匿名]

回覆: 4

2018-03-07 5:50 pm

Is this correct? (Simple Products, MATHEMATICS) (8+6x) (8-6x) = (8)2 - (6x)2 = 82 - 62x2 = 64 - 36x2 FINAL?

[匿名]

回覆: 11

2018-02-20 7:53 pm

ALGEBRA QUESTION?

[匿名]

回覆: 11

2018-02-18 3:18 pm

In a group of 32 men and women, there are 6 more women than men. How many people of each gender are there?

[匿名]

回覆: 6

2018-02-12 9:23 am

Evalutate a^2b^4 when a= 9/25 and b= 1 2/3, I have no idea how to approach this?

[匿名]

回覆: 7

2018-02-12 10:09 am

If x^2=x, is the answer x=0, x=1 or x = undefined?