Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log2

A.  log2m +  log2n -  log2k
B.  log2m +  log2n - 2 log2k
C. 5 log2m + 9 log2n - 2 log2k
D.  log2m ?  log2n ÷ 2 log2k


Answer: B

Mathematics

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Place your graphing calculator in parametric and degree modes. Set the window for Tmin=0, Tmax=360, Tstep=1, Xmin= -1.8, Xmax=1.8, Xscl=1, Ymin= -1.2, Ymax=1.2, Yscl=1. Set the functions to X1T=cos T, Y1T=sin T. Graph the circle of radius 1 on the screen. Use the trace feature to move a short distance around the circle.For what angle T is sin T ? 0.174? (Assume 0° ? T ? 90°.)

A. 56.422° B. 0.174° C. 10° D. 80°

Mathematics

Write the number in standard form.1.41 × 10-4

A. -141,000 B. 0.00141 C. 0.0000141 D. 0.000141

Mathematics

Make a scatterplot of the relation after determining an appropriate viewing rectangle.{(-3, -2), (-1, 3), (1, -1), (3, 2)}

A. [-8, 8, 2] by [-8, 8, 2]


B. [-4, 4, 1] by [-4, 4, 1]


C. [-4, 4, 1] by [-4, 4, 1]


D. [-8, 8, 2] by [-8, 8, 2]


Mathematics

Provide an appropriate response.Simplify: (-15) ÷ (-5)

Fill in the blank(s) with the appropriate word(s).

Mathematics