Solve the problem.The sum of the squares of the digits of a positive two-digit number is 13, and the units digit is 1 more than the tens digit. Find the number.
A. 23
B. 34
C. 43
D. 32
Answer: A
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Solve the problem.Find the moment of inertia about the y-axis of the thin semicircular region of constant density 
bounded by the x-axis and the curve 
.
A. 
?
B. 320?
C. 160?
D. 
?
Write the English phrase as an algebraic expression. Let x represent the number. Simplify the expression, if possible.A number subtracted from 26
A. 
B. x + 26
C. 26 - x
D. x - 26
Solve the problem.A high school graduating class is made up of 470 students. There are 124 more girls than boys. How many boys are in the class?
A. 297 boys B. 173 boys C. 124 boys D. 470 boys
Provide an appropriate response.Tell whether the statement is true or false. If it is false, give the correct answer. Explain your answer. The easiest way to simplify the expression 
is to multiply both the numerator and denominator by 3 + 
What will be an ideal response?