Using factorization, find the roots of the quadratic equation: y 2+2 y + 3 =0.
(y + )(y + ) = 0
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Draw the graph of 2x – 3y = 4. From the graph, find whether x = -1, y = -2 is a solution or not. (Final)NCERT - Mathematics
Prove the following identities :
tan4θ + tan2θ = sec4θ – sec2θKC Sinha - Mathematics
If, then find the values of sin θ and cos θ.KC Sinha - Mathematics
Write the first three terms of the following sequences defined by:
KC Sinha - Mathematics
Express the following as trigonometric ratio of complementary angle of 90o- θ.
(i) tan (90o- θ)
(ii) cos (90o- θ)KC Sinha - Mathematics