You visited us 8 times! Enjoying our articles? Unlock Full Access!

Properties of AP

Calculate the...

Question

Calculate the value of N in the given series and then find the value of x using the given equation.
99 163 N 248 273 289
If $\sqrt{2 N + 17} = X,$ then x equals

20.5

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

21.5

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

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

Open in App

Solution

The correct option is D 21
In given series diffrence between Previous number and next number is square root of 8, 7,6,5 and 4
So N will be 212
Now As given $\sqrt{2 N + 17} = X$
$\sqrt{2 \times 212 + 17} = X$
$\sqrt{441} = X$
$x = 21.0$

Suggest Corrections

Similar questions

x : (m^{2} - 2 n) = y : (m^{2} + 2 n)

3 m = 5 x = y = 15

n = 8 \frac{1}{x}

x

x^{2} - (2 n + 18) x - n - 11 = 0, n \in Z

n

x

49 \times 99 = x \times 33

x

x ϵ N

n ϵ N

x = 2

x = 3

3 x^{2} - 2 m x + 2 n = 0

Join BYJU'S Learning Program