Use a formula to solve the problem.What is the area of a square with side 3.5 cm?
A. 7 cm2
B. 49 cm2
C. 42 cm2
D. 12.25 cm2
Answer: D
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Use negative exponents where necessary to write the expression with all variables in the numerator of a term. That is, write each term in the form cxn if the term contains a variable.y = 6x - 4 + 
- 
+ 
A. y = 6x - 4 + 8x-4 - x-2 + 1x-3/2 B. y = 6x - 4 + 8x-4 - x-1/2 + 1x-2/3 C. y = 6x - 4 + (8x)-4 - x-1/2 + (1x)-2/3 D. y = 6x - 12 + x-4 - x-1/2 + x-2/3
Kim has $2,200 invested at 7% interest and $3,200 at 3% interest. Set up a quantity-rate table. Find the average rate (interest rate) for the table by dividing the sum of the Q R column by the sum of the quantity column. Round answer to nearest tenth of a percent.
A) 4.6 B) 5.0 C) 3.8 D) 4.2 E) 5.4
Write the decimal as a percent.0.7
A. 70% B. 0.07% C. 0.7% D. 700%
Tell whether the expression is a polynomial. If it is, give its degree.
A. Polynomial; degree 0 B. Polynomial; degree 7 C. Polynomial; degree 10 D. Not a polynomial