The answer is Option A π/6
Explanation
7π/6 = (7 x 180)/6
= 210 = 180+30
Reference angle = 30° = π/6
Answer:
13.5
Step-by-step explanation:
7 1/2=7.5
7.5/5*9=13.5
Answer: <em>уравнение имеет 2 решения:</em>
<em> x₁ = - 4; x₂ = - 2.</em>
Step-by-step explanation:
<em>Ix + 3I = 1</em>
<em>1) x + 3 = 1</em>
<em> x + 3 - 3 = 1 - 3</em>
<em> x = -2</em>
<em>2) - (x + 3) = 1</em>
<em> x + 3 = - 1</em>
<em> x + 3 - 3 = - 1 - 3</em>
<em> x = - 4</em>
Y=-2x+4 i believe is the answer