Decide whether the ordered pair is a solution of the system.(- 
, 
)y - 2x = 4x + y = 0
A. Yes
B. No
Answer: A
Mathematics
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Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(1) = 3, u '(1) = -6, v(1) = 7, v '(1) = -2.
(3v - u) at x = 1
A. 18 B. -12 C. 0 D. 24
Mathematics
At the given point, find the slope of the curve, the line that is tangent to the curve, or the line that is normal to the curve, as requested.3x2y - ? cos y = 4?, slope at (1, ?)
A. 0
B. ?
C. -2?
D. - 
Mathematics
Perform the operations indicated.(-7)(-3)(-1)(10)
A. 210 B. -210 C. 31 D. 6
Mathematics
Verify the formula for 
and 
. Is it correct?
?
?
A. yes
B. no
Mathematics