Question 61

If √$$(1 - cos^2A)$$ = x, then the value of x is

Solution

Expression : $$\sqrt{1-cos^2A}$$

$$\because (sin^2A+cos^2A=1)$$

= $$\sqrt{sin^2A}=sinA$$

=> Ans - (B)


Create a FREE account and get:

  • Free SSC Study Material - 18000 Questions
  • 230+ SSC previous papers with solutions PDF
  • 100+ SSC Online Tests for Free

cracku

Boost your Prep!

Download App