Solve.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. 43
B. 34
C. 23
D. 32
Answer: C
Mathematics
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Find an equation in the form y = Acos x or y = Asin x that represents the given graph.
A. y = -3.5cos x B. y = -3.5sin x C. y = 3.5sin x D. y = 3.5cos x
Mathematics
Find the area of the shaded region. Write the answer as a polynomial in descending powers of x.
(7x + 10) inches
A. (63x2 + 20x + 100) sq in. B. (63x2 + 20x - 100) sq in. C. (63x2 - 70x - 100) sq in. D. (63x2 + 160x - 100) sq in.
Mathematics
Provide an appropriate response.Solve, checking for extraneous roots: 
= 
A. x = 
B. x = 17
C. x = 4
D. x = 1
Mathematics
Graph the quadratic equation by finding and plotting ordered pair solutions.y = 5x2 
A. 
B. 
C. 
D. 
Mathematics