Math, asked by phanianindita3545, 10 months ago

If in the expansion of (1 + x)²⁰, the coefficients of rᵗʰ and
(r + 4)ᵗʰ terms are equal, then the value of r, is
(a) 7 (b) 8 (c) 9 (d) 10

Answers

Answered by kittu34538

7

Answer:

8..................

Answered by riddhi2692

1

Answer:

8. ................................

Previous Question

Next Question

Similar questions

Hindi, 5 months ago

sanket ka similar or sentence...

Math, 5 months ago

The population of a town 2 years ago was 57600. If population of town increased every year at the rate of 4% per annum. Find its present population. ...

English, 5 months ago

Read the following extracts carefully and answer the questions that follow. We kids would be pushed aside with a mild rebuke and the loaves would be delivered to the servant. But we would not give up. We would climb a bench or the parapet and peep into the basket, somehow. I can still recall the typical fragrance of those loaves. Loaves for the elders and the bangles for the children.

Math, 10 months ago

In the expansion (x³ - (1/x²))ⁿ n ∈ N, if the sum of the coefficients of x⁵ and x¹⁰ is 0, then n = (a) 25 (b) 20 (c) 15 (d) none of these...

Math, 10 months ago

The expression (√(2x² + 1) + √(2x² - 1))⁶ + (2/(√(2x² + 1) + √(2x² - 1)))⁶ is a polynomial of degree (a) 6 (b) 8 (c) 10 (d) 12...

Physics, 1 year ago

An electron does not suffer any deflection while passing through a region of uniform magnetic field. What is the direction of the magnetic field?

English, 1 year ago

How was Gandhiji able to influence the lawyers...

Physics, 1 year ago

An electro magnet lose its magnetism if the current flowing through its coil is stopped why...