Question

7. For a = -3, find the value of a² + 5a + 4​

Answer 1

$5 {a}^{2} + 5a + 4$

$= 5 { (- 3)}^{2} + 5( - 3) + 4$

$= 5 \times 9 - 5 \times 3 + 4$

$= 45 - 15 + 4$

$= 30 + 4$

$= 34$

Answer 2

Step-by-step explanation:

a= -3

then a²+5a+4

=( -3)²+5× (-3)+ 4

= 9+(-15)+4

=13-15

= -2

hope it will help you