Question

0.000
Simplify 3x (4x - 5) + 3 and find its values for-
(i) x= 3 (ii) = =3 ​

Answer 1

Answer:

i) 66

Step-by-step explanation:

Simplify to get:

12x² - 15x + 3

Sub. x = 3

12(9) - 15(3) + 3 = 66

Answer 2

Answer:

hey mate

here is ur ans.

12 x^2-15x+3

for x=3

12(3) ^2-15(3) +3

108- 45+3

=66

for x=-3

12(-3) ^2-15(-3) +3

108+45+3

=156

hope it helps you

mark as brainliest

please