By making a table of both the left and right sides of the equation, conjecture if the equation represents an identity. sec ? = tan ? csc ?
A. No
B. Yes
Answer: B
Mathematics
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Find the domain and range.f(x) = (x - 5)2 + 5
A. Domain: x < 5; All real numbers B. Domain: All real numbers; range: y < 5 C. Domain: x > -5; range: All real numbers D. Domain: All real numbers; range: y ? 5
Mathematics
Perform the indicated operations and write the answer in the form 
where a and b are real numbers.(4 + 2i)(4 + 4i)
A. 24 - 8i B. 8 - 24i C. 8i2 + 24i + 16 D. 8 + 24i
Mathematics
Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.f(x) = 2x2 + x + 3 from x = -2 to x = 1; n = 3
A. 17 B. 21 C. 25 D. 13
Mathematics
Solve.x + 1.7 = 20
A. x = 21.7 B. x = 18.3 C. x = 17.8 D. x = 21.2
Mathematics