Question

find the value of the following expressions when x=2 (1)
5x²-4x-3​

Answer 1

Step-by-step explanation:

for x=2

5x^2-4x-3

=5(2)^2-4×2-3

=5×4-8-3

=20-8-3

=9

Answer 2

Answer:

Step-by-step explanation:5x² - 4x+3 at x=-1

→ 5(-1)² -4(-1) + 3

= 5 + 4 + 3

= 12