Mathematics, 24.01.2022 19:40 maddie4985
If x² + 9y² = 26 and x × y = 4, what is the value of (x - 3y)² ??
Answers: 1
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If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)
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Which expression shows the sum of the polynomials with like terms grouped together
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26) -2(7x) = (-2 • 7) x a. associative property of addition b. associative property of multiplication c. commutative property of multiplication d. commutative property of addition
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Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000
Answers: 1
If x² + 9y² = 26 and x × y = 4, what is the value of (x - 3y)² ??...
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