Estimate the value of the quantity.The velocity of a projectile fired straight into the air is given every half second. Use right endpoints to estimate the distance the projectile travelled in four seconds.
A. 903.6 m
B. 942.8 m
C. 471.4 m
D. 451.8 m
Answer: D
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A solution contains 0.25 liters of sulfuric acid. If this represents 10% of the total amount, find the total amount.
A. 5 liters B. 4.5 liters C. 3.5 liters D. 6 liters E. 2.5 liters
Determine all values for the digit x that make the first number divisible by the second number. If none exist, so state. 43x6 is divisible by 4.
Fill in the blank(s) with the appropriate word(s).
Solve the inequality. Express your answer using interval notation.-3(3x + 11) < -12x - 21
A. (-?, 18]
B. (4, ?)
C. (-?, 4)
D. (-?, 4]
Find the real zeros of the function. List the x-intercepts of the graph of the function.f(x) = 2(x + 1)2 + 12(x + 1) + 16
A. x = 
, x = 3
B. x = - 
, x = -4
C. x = - 3, x = -5
D. x = - 2, x = -5