What is the square of 2 3-4 -

The correct option is B 121/16 The given expression 2 3/4 can be written as 11/4. Squaring this we get ( 11/4 )^2 = 11 × 11/4 × 4 = 121/16 ...

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Byju's Answer

Standard VIII

Mathematics

Finding the Square of a Number

What is the s...

Question

What is the square of $2 \frac{3}{4}$ ?

$\frac{9}{16}$

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$\frac{121}{16}$

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$\frac{121}{8}$

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$\frac{13}{16}$

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Solution

The correct option is B
$\frac{121}{16}$

The given expression $2 \frac{3}{4}$ can be written as $\frac{11}{4}$ .

Squaring this we get

${(\frac{11}{4})}^{2} = \frac{11 \times 11}{4 \times 4} = \frac{121}{16}$

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Similar questions

Q. What is the square of 23?

Q. Square of

(\frac{- 2}{3})

is
(a)

- \frac{2}{3}

(b)

\frac{2}{3}

(c)

- \frac{4}{9}

(d)

\frac{4}{9}

(i) Evaluate:

$(a) (- 2) \times (- 3) \times (- 4)$

$(b) 2 \times (- 3) \times (- 4)$

$(c) \frac{2}{6} \times (- 3) \times \frac{4}{10}$

(ii) Use the sign of >, < or = in the box to make the statements true.

$(a) (- 8) + (- 4) □ (- 8) + (- 4)$

$(b) (- 3) + 7 - (19) □ 15 - 8 + (- 9)$

$(c) 23 - 41 + 11 □ 23 - 41 - 11$ [3 MARKS]

Q. Determine the square of

\frac{23}{5}

Use the sign of >, < or = in the box to make the statements true.

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What is the square of 234 ?

The correct option is B 12116 The given expression 234 can be written as 114. Squaring this we get (114)2=11×114×4=12116

What is the square of $2 \frac{3}{4}$ ?

The correct option is B
$\frac{121}{16}$

The given expression $2 \frac{3}{4}$ can be written as $\frac{11}{4}$ .

Squaring this we get

${(\frac{11}{4})}^{2} = \frac{11 \times 11}{4 \times 4} = \frac{121}{16}$