Sketch the graph of the function and find the domain and range.f(x) = x2 - 4
A.
domain: {x|-? < x < ?}
range: {y|y ? -4}
B.
domain: {x|-? < x < ?}
range: {y|y ? 4}
C.
domain: {x|-? < x < ?}
range: {y|y ? 0}
D.
domain: {x|-? < x < ?}
range: {y|y ? -4}
Answer: A
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State the phrase as a mathematical expression. Use x to represent the variable.173 divided by a number
A. 173 - x
B.
C. 173x
D. 173 + x
Solve the problem.Find the amount of money in an account after 12 years if $4100 is deposited at 6% annual interest compounded quarterly.
A. $8408.08 B. $8334.46 C. $8378.26 D. $8250.01
Solve.When an object is dropped to the ground from a height of h meters, the time it takes for the object to reach the ground is given by the equation t = , where t is measured in seconds. If an object falls 44.1 meters before it hits the ground, find the time it took for the object to fall.
A. 6 seconds B. 3 seconds C. 4 seconds D. 9 seconds
Simplify.
A.
B.
C.
D.