Find the value of the variable that satisfies the equation.3 = 5x - 7
A. x = 9
B. x = 7
C. x = 2
D. x = 5
Answer: C
Mathematics
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Find the limit.
(
- 2)
A. does not exist B. -2 C. 0 D. 2
Mathematics
Use a calculator to find the acute angle between the planes to the nearest thousandth of a radian.5x + 2y + 4z = -10 and 6x + 5y + 9z = 9
A. 1.256 rad B. 0.315 rad C. 1.433 rad D. 1.370 rad
Mathematics
Use differentiation to determine whether the integral formula is correct.
dx = - 
+ C
A. No B. Yes
Mathematics
Find the x-intercept(s) of the graph of the equation. Graph the equation.y = -x2 - 2x + 3
A. x-intercepts: -1 and 3
B. x-intercepts: -1 and 3
C. x-intercepts: -3 and 1
D. x-intercepts: -3 and 1
Mathematics