Which expression is equivalent to 2^a+1/10a-5/10a/4a^2-1?
a 2a/(2a-1)^2
b 50a/(2a+1)^2
c (2a - 1)^2/2a
d (2a + 1)^2/50a

which expression is equivalent to the expression below?
(x/x+4)/x
a x/x+4 * x/1
b x/x+4 * 1/x
c x+4/x * 1/x
d x+4/x * x/1

what is the quotient? n+3/2n-6/n+3/3n-9
a 2/3
b 3/2
c (n+3)^2/6(n-3)^2
d 6(n-3)^2/(n+3)^2

what is the product? a-3/15a * 5/a-3
a 1/3
b 1/3a
c 3a
d 3

what is the quotient? n+3/2n-6/n+3/3n-9
a 2/3
b 3/2
c (n+3)^2/6(n-3)^2
d 6(n-3)^2/(n+3)^2

what is the product? a-3/15a * 5/a-3
a 1/3
b 1/3a
c 3a
d 3

what is the product? 2a-7/a * 3a^2/2a^2-11a+14
a 3/a-2
b 3a/a-2
c 3a/a+2
d 3/a+2

what is the quotient? a-3/7 / 3-a/21
a -(a-3)^2/147
b (a-3)^2/147
c 3
d -3

1. D

2.B

3.B

4.B

5. B

6.D

Step-by-step explanation:

QUESTION 1

We want to simplify .

Let us change the middle bar to a normal division sign to obtain,

.

We now multiply, the first fraction by the reciprocal of the second fraction to get,

.

We now factor to obtain,

.

We cancel out common factors to get,

.

We now multiply out to get,

.

Ans:D

QUESTION 2

The given expression is

We change the middle bar to a normal division sign to get,

We now multiply by the reciprocal of the second fraction to obtain,

Ans:B

QUESTION 3

We want to simplify the quotient,

.

We change the middle to a normal division sign to obtain,

.

We now multiply the first fraction by the reciprocal of the second fraction to get,

.

We factor to get,

.

We cancel out common factors to obtain,

.

We simplify to get,

.

Ans:B

QUESTION 4

We want to find the product  .

This multiplication is very simple to do. We just have to cancel out common factors to get,

.

We now multiply out to get,

Ans:B

QUESTION 5.

We want to find the product .

We factor the denominator of the second fraction to obtain,

.

We now cancel out common factors to obtain,

.

We multiply out to get,

.

Ans:B

QUESTION 6

We want to find the quotient .

We need to change the middle bar to a normal division sign to get,

We multiply by the reciprocal of the second function to get,

We factor the negative 1 from the denominator of the second fraction to get,

We now cancel common factors to get,

This simplifies to,

.

Ans: D

Two questions repeated