Question

Show that 4(sin4 30o + cos4 60o ) – 3 (cos2 45o – sin2 90o ) = 2 pls correct

Answer 1

4($sin^{4}$30°+$cos^{4$60°)-3($cos^{2}$45°-sin²90°)=2

4($(\frac{1}{2}) ^{2}$+ $(\frac{1}2} )^{2}$)-3($(\frac{1}{\sqrt{2} } )^{2}$-1²)

refer pic for further soluthions

mark as brainliest if you could understand the explaination