Question

Prove that (cot 10 -1)( cot 35 - 1) = 2

Answer 1

..$<marquee>If the zeros of the quadratic polynomial x2+ (a + 1)x + b are 2 and -3 then Select one: a. a = -7, b = -1 b. a = 5, b = -1 c. a = 2, b = -6 d. a = 0, b = -6</marquee>$
.$<marquee>❤</marquee>$