Find all real numbers that satisfy the equation.tan 4x = 0
A. 
B. 
C. {x 
x = 2k?}
D. {x 
x = k?}
Answer: B
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Solve the system by addition. 7x - 35 = 8y 3x + 5y = -44
A. {(-4, -6)} B. ? C. {(-3, -7)} D. {(-3, -6)}
Use your graphing calculator to determine if the equation appears to be an identity by graphing the left expression and right expression together.
?
?
A. This is not an identity. B. This is an identity.
A ball rebounds to one-quarter the height from which it was dropped. Approximate the total vertical distance the ball travels after being dropped from 3 ft above the ground, until it comes to rest.
(a) 5 ft (b) 5.25 ft (c) 4.125 ft (d) 3.5 ft (e) 3.25 ft
Choose the most reasonable measurement for the situation described.Lee measured the width of his new calculator. What is the most likely measurement?
A. 78 m B. 78 cm C. 78 km D. 78 mm