Answer:
A. 31 cm
Step-by-step explanation:
Hopefully its right :)
(4x-5)+(2x-3)
4x+2x= 6x
-5+-3= -8
6x-8
Answer:
27.20seconds
Step-by-step explanation:
hope this helped,brainliest?
Answer:
$20.60
Step-by-step explanation:
25.75x20%=5.15
25.75-5.15=20.60
Step-by-step explanation:
∫ dt / (cos²(t) ⁹√(1 + tan(t)))
If u = 1 + tan(t), then du = sec²(t) dt.
∫ du / ⁹√u
∫ u^(-1/9) du
9/8 u^(8/9) + C
9/8 (1 + tan(t))^(8/9) + C
