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. 23
B. 43
C. 34
D. 32
Answer: A
Mathematics
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Solve the problem.The maximum distance d in kilometers that you can see from a height h in meters is given by the formula 
How far can you see from the top of a 
building? (Round to the nearest tenth of a kilometer.)
A. 77.6 km B. 22.2 km C. 41.5 km D. 918.6 km
Mathematics
Find the additive inverse of the matrix.
?
?
A. 
?
B. ??
C. 
?
D. 
?
E. 
?
Mathematics
Find the component form of the vector given the initial and terminal points.
; K(-9, 2), L(7, -8)
A. 
B. 
C. 
D. 
Mathematics
Find fx.f(x, y) = e-3x - 4y
A. fx(x, y) = -3e-3x B. fx(x, y) = -3e-3x - 4y C. fx(x, y) = -4e-3x - 4y D. fx(x, y) = e-3x - 4
Mathematics