Evaluate the discriminant, and predict the type and number of solutions.s2 - 2s + 6 = 0

A. 20, two different irrational
B. 0, one rational
C. -20, two different imaginary
D. 20, two different rational


Answer: C

Mathematics

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Factor.x2 - 5x - 24

A. (x + 3)(x - 8) B. Prime C. (x - 24)(x + 1) D. (x - 3)(x + 8)

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R1 = 56 Kê, R2 = 3.3 Kê, R3 = 10 Kê, R4 = 2.2 Kê, HFE = 90, VCC = 25 V. Find IB, IC and VC.



What will be an ideal response?

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Solve the problem.Use the formula s = r? to determine the value of r in the figure. Round to two decimal places.

A. 1.27 ft B. 0.02 ft C. 28.27 ft D. 0.79 ft

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Graph the function. Give the domain and range.f(x) = log1/5(x + 4)

A. domain: (-4, ?); range: (-?, ?)

B. domain: (-?, ?); range: (0, ?)

C. domain: (-?, ?); range: (4, ?)

D. domain: (0, ?); range: (-?, ?)

Mathematics