Find the value of y for which the expression $y^{2} - 8$ becomes zero.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

$2 \sqrt{2}$

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B
$2 \sqrt{2}$

For the expression to become zero
$\Rightarrow y^{2} - 8 = 0 \Rightarrow y^{2} = 8 \Rightarrow y = \pm \sqrt{8} \Rightarrow y = \pm 2 \sqrt{2}$

Suggest Corrections

Similar questions

Find the value of $y$ for which the following expression $y^{2} - 8$ becomes zero.

Question 8

The value of y for which the expressions (y - 15) and (2y + 1) become equal is

(a) 0

(b) 16

(d) - 16

Check the values of x from the given options for which the value of polynomial $x^{3} - 7 x^{2} + 14 x - 8$ becomes zero.

For what value of x, the given algebraic expression 8x³ - 7x²+ 12x - 13 becomes 0

x

y

5 x^{2} + y^{2}

Join BYJU'S Learning Program