I think it would be 35 combinations but I may be wrong
Step-by-step explanation:
Recall that

Therefore,

so


Answer:
$74.96
Step-by-step explanation:
$79.80 × 0.12 = 9.576 (discount)
$79.80 - $9.576 = $70.224
$70.224 × 0.0675 = 4.74012 (add for sales tax)
$70.224 + $4.74012 = $74.96412
Answer:
2sin^2(3x)
Step-by-step explanation: