Question

show that the modulus f: R - R, given by f(x) = modulus x, is neither one to one nor onto, where modulus x is positive or 0 and modulus x is -x

Prove that cos4x+cos3x+cos2x/sin4x+sin3x+sin2x=cot3x

pass the normal journal entries for purchase and payment with GST

1. Class 9 8.1 Q5

Find the value of x for which the points (x,-1) ( 2,1) and (4,5) are collinear

class 10 ex 2.3 Q3