Write the phrase as a mathematical expression. Use x as the variable.One-third of a number added to the difference of the number and 7
A. 
x + (x - 7)
B. 
x + (7 - x)
C. 
D. 
Answer: A
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Buffalo are introduced into a protected area. After t years the number of buffalo in the herd is given by
.
?
During what period are there between 34.00 and 58.00 buffalo in the herd? Round to two decimal places.
A. From 4.85 years on B. From 13.96 years on C. From 2.13 to 4.85 years since the herd was introduced to the area D. From 6.14 to 13.96 years since the herd was introduced to the area
Simplify the expression involving rational exponents.10244/5
A. 262,144 B. 16,384 C. 256 D. 65,536
Verify the identity.
= 1 - tan y cot x
What will be an ideal response?
Factor completely. If the polynomial cannot be factored, say it is prime.4y2 + 18y - 10
A. (4y - 2)(y + 5) B. 2(2y + 1)(y - 5) C. 2(2y - 1)(y + 5) D. prime