Question

please I need answer​

Answer 1

Answer

bababoi

Step-by-step explanation:

Answer 2

Answer:

hi

Step-by-step explanation:$sin^2\alpha$+$cos^2\alpha$=1

cos60=1/2

5x(1/2)^2=5/4

sec30=2/$\sqrt{3$

4x4/3=16/3

tan45=1

$5/4$+$16/3$-1=

you can solve this

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