Find the sum or difference. Write the answer in standard form.i
+ 9 - (4 + 7i
) - (9 - i
)
A. -4 + 5i
B. 4 - 9i
C. -4 - 9i
D. -4 - 5i
Answer: D
Mathematics
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Graph the equation.x = (y + 2)2
A. 
B. 
C. 
D. 
Mathematics
Is the figure Saccheri quadrilateral?
?
?
A. no B. yes
Mathematics
Name the property illustrated by the statement.4(x + 9y + 4) = 4x + 36y + 16
A. distributive property B. associative property of addition C. associative property of multiplication D. commutative property of multiplication
Mathematics
Find the derivative of the function and evaluate the derivative at the given x-value.f(x) = 5x2 + x at x = -4
A. f'(x) = 10x - 1; f'(-4) = -41 B. f'(x) = x - 10; f'(-4) = -14 C. f'(x) = 10x + 1; f'(-4) = -39 D. f'(x) = x + 10; f'(-4) = 6
Mathematics