1.cos^2 60+sin^2 30
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Answered by
0
Step-by-step explanation:
Trigonometry Examples
Popular Problems
Trigonometry
Simplify sin(30)^2+cos(60)^2
sin2(30)+cos2(60)sin2(30)+cos2(60)
Simplify each term.
14+1414+14
Combine the numerators over the common denominator.
1+141+14
Add 11 and 11.
2424
Cancel the common
1212
The result can be shown in multiple forms.
Exact Form:
1212
Decimal Form:
0.50.5
Answered by
2
Answer:
cos^260 + sin^230
(1/2)^2 + (1/2)^2
1/4+1/4
2/4
1/2
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