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Solve the equation for the indicated variable. (Leave ± in your answer, when appropriate.)
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# Question : Solve the equation for the indicated variable. (Leave ± in your answer, when appropriate.) : 2146851

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Solve the equation for the indicated variable. (Leave ± in your answer, when appropriate.)

1) E = mc2 for c

A) c = Em

B) c = ± (√(Em)/m)

C) c = (E/m)

D) c = ± √(Em)

2) 4πr2 = A for r

A) r = ± (√(Aπ)/2π)

B) r = ± √(2πA)

C) r = 2π√(A)

D) r = ± (√(2Aπ)/2π)

3) v2 = 2as for v

A) v = 2a√(s)

B) v = ± (√(2as)/s)

C) v = (2a/s)

D) v = ± √(2as)

4) A = (1/3)πr2 for r

A) r = 3√(Aπ)

B) r = (3π/A)

C) r = ± (√(3Aπ)/π)

D) r = ± (√(3Aπ)/3π)

5) r = √((A/2π)) for A

A) A = 2πr2

B) A = ± 2π√(r)

C) A = 2πr

D) A = ± √(2πr)

6) x = ± √(r2 - y2) for r

A) r = ± √(x + y)

B) r = ± √(x2 + y2)

C) r = x + y

D) r = ± √(x2 - y2)

7) M = πr2hd for r

A) r = (± √(Mπhd)/πhd)

B) r = (± M√(πhd)/πhd)

C) r = ± √(πMhd)

D) r = (± √(πMhd)/hd)

8) rm = t2 - mt for t

A) t = (m ± √(m2 - 4mr)/4)

B) t = (m ± √(m2 + 4mr)/2m)

C) t = (m ± √(m2 + 4rm)/2)

D) t = √(mr - m)

9) c2 + d2 + f2 = g2, for c

A) c = g2 - d2 - f2

B) c = ±√(g2 - d2 - f2)

C) c = -g + d + f

D) c = g - d - f

10) aS2 + bS = c, for S

A) S = (-b + √(b2 + 4ac)/2a)

B) S = (-b + b2 - 4ac/2a)

C) S = (-b + √(b2 - 4ac)/2a)

D) S = (-b + b2 + 4ac/2a)

## Solution 5 (1 Ratings )

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Algebra 1 Year Ago 195 Views
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