3. No Given: MO I NO; 21 and 22 are adjacent. Prove: mZ1 + m2 = 90 1 2 M M​

Find the value of the cosine for angle a

Write the expression as a constant , a single trigonometric function, or a power of a trigonometric function. sin x cos x/ tan x

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above