Surds and Indices

Quantitative Aptitude

Page 3 of 4 • 32 total questions

Quantitative Aptitude • Surds and Indices

1 markView Details

Simplify: √(12 + √(12 + √(12 + ...)))

A

3

B

4

C

6

D

8

Quantitative Aptitude • Surds and Indices

1 markView Details

Simplify: (√(4+√7) + √(4-√7)) / √2

A

√7

B

√14

C

√(7+√7)

D

√(7/2) + √(1/2)

Quantitative Aptitude • Surds and Indices

1 markView Details

Find the value of: [1/(√9-√8) - 1/(√8-√7) + 1/(√7-√6) - 1/(√6-√5) + 1/(√5-√4)]

A

0

B

1

C

3

D

5

Quantitative Aptitude • Surds and Indices

1 markView Details

If 5^(√x) + 12^(√x) = 13^(√x), find x

A

1

B

2

C

4

D

9

Quantitative Aptitude • Surds and Indices

1 markView Details

If a^x = b^y = c^z and b² = ac, then find 1/x + 1/z in terms of y

A

1/y

B

2/y

C

y/2

D

y

Quantitative Aptitude • Surds and Indices

1 markView Details

If x = (√3 - √2)/(√3 + √2) and y = (√3 + √2)/(√3 - √2), find x² + y²

A

94

B

96

C

98

D

100

Quantitative Aptitude • Surds and Indices

1 markView Details

Simplify: √(6 + √(6 + √(6 + √(6 + ...)))) × √(6 - √(6 - √(6 - √(6 - ...))))

A

√6

B

2√3

C

6

D

3√2

Quantitative Aptitude • Surds and Indices

1 markView Details

Find the value of: (√(3+√5) + √(3-√5)) / (√(3+√5) - √(3-√5))

A

√5

B

(3+√5)/2

C

(√5+1)/2

D

(√5-1)/2

Quantitative Aptitude • Surds and Indices

1 markView Details

Solve for x: 2^(2x+1) - 15 × 2^(x-1) = 2

A

1

B

2

C

3

D

4

Quantitative Aptitude • Surds and Indices

1 markView Details

Simplify: √(5 + 2√6) + √(5 - 2√6)

A

2√2

B

2√3

C

√6

D

2√6

Page 3 of 4