Mathematics, 12.02.2021 18:50 bm42400
Simplify the expression: (9x^3−4x^2+3x)−(12x−4x^2−5x^3)(9x^3 -4x^2+3x)-(12x-4x^2-5x3)
Answers: 2
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In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)
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The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
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Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?
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If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°
Answers: 2
Simplify the expression: (9x^3−4x^2+3x)−(12x−4x^2−5x^3)(9x^3 -4x^2+3x)-(12x-4x^2-5x3)...
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