Question

if n is a fixed vector then show that vector a = (a.n)n+(n×a)×n

Answer 1

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