Which of the following are equivalent to the function y=3 cos x+2? Check all that apply

A. y = 3sin (x-pi/2) + 2

B. y = 3sin (x + pi/2) + 2

C. y = 3cos (-x) + 2

D. y = - 3cos x-2

0.88 the value of 0.8 is

Solve the equation. - 49f=-3 f=

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What is the value of the expression 2 + 32 ⋅ (5 - 1) ?

A bike shop sells you a bicycle for $63 and a helmet for $21 the total cost is 150% of what the shop spent originally how much did the shop spend originally? How much profit did the bike shop or in by selling the bicycle + helmet to you?

If f (x) = 8x and g (x) = 2X+1 find (fog) (x)

Write an expression that represents the product of Q and 8:4

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What is the solution to this equation? 3x - x+8+5x-2=10