Solve the equation by the square root property.5x2 = 65
A. {-13, 13}
B. {14}
C. {32.5}
D. {-
, 
}
Answer: D
Mathematics
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Solve the system by the addition method.x2 - y2 = 2516x2 + 25y2 = 400
A. {(5, 0), (-5, 0)} B. {(0, 4), (0, -4)} C. {(4, 0), (-4, 0)} D. {(0, 5), (0, -5)}
Mathematics
Decide whether the expression is positive, negative or 0.(-5)-10
A. 0 B. Negative C. Positive
Mathematics
Find the domain of f.f(x) = 
A. {x | x ? 8} B. {x | x ? -8} C. All real numbers D. {x | x ? ±2}
Mathematics
Find the intercepts for the graph of the equation.x + y = 1
A. (-4, 0); (5, 0) B. (0, -4); (0, 5) C. (1, 0); (0, 1) D. (1, 5); (-4, 1)
Mathematics