[" (e) none of these "],[((489+375)^(2)-(489-375)^(2))/((489times375))=?]

The expression sqrt(sin^(4)(37.5)^(@)+4cos^(2)(37.5)^(@)) +sqrt(cos^(4)(37.5)^(@)+4sin^(2)(37.5)^(@)) simplifies to

The expression sqrt(sin^(4)(37.5)^(@)+4cos^(2)(37.5)^(@)) +sqrt(cos^(4)(37.5)^(@)+4sin^(2)(37.5)^(@)) simplifies to

The expression sqrt(sin^(4)(37.5)^(@)+4cos^(2)(37.5)^(@))+sqrt(cos^(4)(37.5)^(@)+4sin^(2)(37.5)^(@)) simplifies to

The expression sqrt(sin^(4)(37.5)^(@)+4cos^(2)(37.5)^(@)) +sqrt(cos^(4)(37.5)^(@)+4sin^(2)(37.5)^(@)) simplifies to

((489+375)^2- (489-375)^2=?)/((489xx375)) 144 (b) 864 (c) 2 (d) 4 (e) None of these

Multiply: (-125)/(630)xx(-497)/(375)

cos^(2)(97.5^(@))-sin^(2)(37.5^(@)) is equal to-

Factorise 24x^(3)-375y^(3)

State True or False: 0-:489=0

Find the value of root3(512) xx root3(3.375)