Answer:
90
Step-by-step explanation
(9x9)+(3x3) so first i multiplied 9x9= 81.
then i did 3x3 which is 9
then i added 9+81=90
so the answer is 90
252
9x9=81 +3=84
84x3=252
which
Step-by-step explanation:
which one is answer
P=(2,-3)
Q=(a,a²-2a-3)
Proof:
y'=(x²-2x-3)'=2x-2
y'(2)=2*2-2=2
120
no to boring