- 7 3 Points Details Verify The Identity Ebook 1 Sin T 8 Cos T 81 Sin T Cos T 81 Cos T 1 Sin 1 (84.48 KiB) Viewed 23 times
7. [-/3 Points] DETAILS Verify the identity. eBook (1 - sin²(t) + 8 cos²(t))² + 81 sin²(t) cos²(t) = 81 cos²(t) (1 - sin
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7. [-/3 Points] DETAILS Verify the identity. eBook (1 - sin²(t) + 8 cos²(t))² + 81 sin²(t) cos²(t) = 81 cos²(t) (1 - sin
7. [-/3 Points] DETAILS Verify the identity. eBook (1 - sin²(t) + 8 cos²(t))² + 81 sin²(t) cos²(t) = 81 cos²(t) (1 - sin²(t) + 8 cos² (t))² +81 sin²(t) cos²(t) (9 cos² (t))² + Submit Answer 8. [-/1 Points] DETAILS SPRECALC7GE 7.1.047. Need Help? eBook Watch It = sin = 81 cos²(t) (cos²(t) + Use an Addition or Subtraction Formula to find the exact value of the expression, as demonstrated in Example 1. cos(105⁰) = SPRECALC7GE 7.2.005. 9. [-/1 Points] DETAILS SPRECALC7GE 7.2.009. Use an Addition Subtraction Formula to find the exact value of the n (43) ression, as demonstrated in Example 1.