I don't know if I did it right but if u multiply 8 by 24 u get 192 I hope I helped <span />
Answer:
7=a
Step-by-step explanation:
look at image for step by step
5.25+2.50 gives you 7.75 then take away to find the change from 10 dollars so 10-7.75 gives you 2.25 ^^; hope this helps
9514 1404 393
Answer:
1. (a) -√5
2. 3/5
Step-by-step explanation:
1. sec²(θ) = tan²(θ) +1
sec²(θ) = (-2)² + 1 = 5
sec(θ) = ±√5
In the second quadrant, secant is negative, so ...
sec(θ) = -√5
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2. cos(θ) = 1/sec(θ)
cos(θ) = 1/(5/3)
cos(θ) = 3/5
