First, rewrite the expression as a radical raised to a power
Answer:it’s b
Step-by-step explanation: I got it right
Answer:
It's an upside down triangle from the x axis but the point top of the triangle is at (0,2)
Step-by-step explanation:
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Answer:
(cosx+2)(cosx-1)
Step-by-step explanation:
cos x - sin²x - 1
sin²x = 1- cos²x
plug in
cos x - (1- cos²x) - 1 = cos x - 1 + cos²x - 1 = cos²x + cos x - 2
factor cos²x + cos x - 2
(cosx+2)(cosx-1)