state gov RSMSSB Junior Assistant & Lipik Grade (LDC) Mock Test 2024 Quantitative Aptitude Trigonometry
If a cos θ + b sin θ = y, then find the value of b cos θ - a sin θ .
1
a2 + b2 - y2
2
\(\rm\sqrt{a^2 + b^2 - y^2}\)
3
\(\rm\sqrt{a^2 - b^2 + y^2}\)
4
\(\rm\sqrt{a^2 - b^2 - y^2}\)