Question

if x=5 find the value of 3x2+5x+7
plz tell step by step so that I can write it in my notebook​

Answer 1

Answer:

x=5

3*2+5*5+7

6+25+7

=38

Answer 2

Answer:

107

Step-by-step explanation:

$x = 5 \\ 3x ^{2} + 5x + 7 \\ 3 \times 5 ^{2} + 5 \times 5 + 7 \\ 3 \times 25 + 25 + 7 \\ 75 + 25 + 7 \\ = 107answer$