Answer:
40%
Step-by-step explanation:
First you take $19 - $65 to get $26
Then: 26 ×100= 2600÷ 65= 40%
3x²- 1
f(-3) when f(x) = -x²+1
(-x²+1) × -3
-2d + 4 < 4
-2d < 0
d > 0
answer is b
$14.40
$18-20%=$14.40
