Evaluate the expression for a = 5 and b = 12.

b^2 - 4a

A.

700

B.

100

C.

124

D.

4

Question

Mathematics

Madeleine Ortega

12 August, 02:50

Evaluate the expression for a = 5 and b = 12.

b^2 - 4a

A.

700

B.

100

C.

124

D.

4

+4

Answers (2)

Know the Answer?

Kianna Grant · Answer 1

Given

d = b² - 4a

a = 5, b=12

Find

the value of d

Solution

Put the numbers where the corresponding letters are, then do the arithmetic.

d = 12² - 4·5

d = 144 - 20

d = 124

The appropriate choice is ...

... C. 124

Alma Vaughan · Answer 2

The answer is c

(12^2) - (4x5)

=124

Evaluate the expression for a = 5 and b = 12.b^2 - 4aA.700B.100C.124D.4

Evaluate the expression for a = 5 and b = 12.

b^2 - 4a

A.

700

B.

100

C.

124

D.

4