Provide an appropriate response.The three-part inequality a < x ? b means "a is less than x and x is less than or equal to b". Which of these inequalities is not satisfied by any real number x?
A. 0 < x ? 4
B. -2 < x ? 6
C. -5 < x ? -11
D. -8 < x ? -7
Answer: C
Mathematics
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Multiply the complex numbers and simplify powers of i.(6 + 3i)2
A. 27 - 36i B. 45 - 36i C. 27 + 36i D. 45 + 36i
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Solve.Kannanaski Rapids drops 67 ft over a horizontal distance of 910 ft. Find the slope of Kannanaski Rapids. Round your answer as appropriate.
A. -67 B. -0.001 C. -0.074 D. -13.6
Mathematics
Determine whether the equation is linear in x.4x2- 2.8x = x2 - 5
A. No B. Yes
Mathematics
Find the equation of the tangent line at the given point on the curve.2xy - y2 = 1; (1, 1)
A. y = x - 1 B. y = -x + 1 C. y = 1 D. x = 1
Mathematics