Question

Find value of 12x² – 15x + 3 when x = 3.

66

76

46

86​

Answer 1

Step-by-step explanation:

put x = 3

p(3) = 12×3² - 15×3 + 3

=> p(3) = 108 - 45 + 3

=> 66

option a

Answer 2

Answer :-

Option (A) 66.

Solution :-

Just put the values of x in the expression.

Expression : 12x² - 15x + 3.

Given Value : x = 3.

So, Let's Begin.

⇒ 12(3)² - 15(3) + 3.

⇒ 12 × 3 × 3 - 45 + 3.

⇒ 108 - 45 + 3.

⇒ 63 + 3.

⇒ 66.

Therefore, Value of the expression = 66.