Question

40x²-90 plz say this answer
I will mark brainliest answer to that person

Answer 1

Answer:

40x²-99

X=40²-90

X=1510 is the answer

Answer 2

Answer:

40x²-90 = 0

40x^2 = 0+90

x^2 = 90/40

x^2 = 9/4

x = ✓9/4

x = 3/2

hope it helps you