Find the sum using a number line.1 + (-4)
A. -5
B. 3
C. 5
D. -3
Answer: D
Mathematics
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Solve the problem.Mari drops a ball from a height of 24 meters and notices that on each bounce the ball returns to about 
of its previous height. About how far will ball travel before it comes to rest?
A. 52.8 m B. 144 m C. 264 m D. 288 m
Mathematics
Find Dxy.y = cosh x5
A. 5cosh4x sinh x5 B. 5x4 sinh x5 C. -5x4 sinh x5 D. sinh x5
Mathematics
Use the power-reducing identities to rewrite the expression that does not contain trigonometric functions of power greater than 1.sin4 x - cos4 x
A. sin 2x B. cos x C. cos 2x D. - cos 2x
Mathematics
For the function f, use composition of functions to show that f-1 is as given.
, 
What will be an ideal response?
Mathematics