Question

Write the quadratic equation in general form. What is the value of b^2 - 4ac?

1 = 2x^2 + 7x
a) 40
b) 41
c) 57

Answer 1

is it 2x^2+7^x-1=0?

Answer 2

no the question is 1 = 2x^2 + 7x and the options you can choose are
a) 40
b) 41
c) 57

Answer 3

c

Answer 4

but arent u getting {-(7+or-)*sqrt(49+8)}/4?

Answer 5

so b^2 - 4ac value is 57

Answer 6

57 i scorrect

Answer 7

ok dancegirl?