Answer:
(a+b)^2=a^2+2ab+b^2
Step-by-step explanation:
(a+b)^2=(a+b)(a+b)
Use foil by multiplying a by a+b then b by a+b
(a*a)+ab+ab+(b*b)= a^2+2ab+b^2
Answer:
tan C = 1.88
sin C = 0.88
cos C = 0.47
Step-by-step explanation:
Trig ratios:
where is the angle, O is the side opposite the angle, A is the side adjacent the angle and H is the hypotenuse of a right triangle.
m∠C = m∠Z
Answer: answer is si - 90w 8y 28y xis 4
Step-by-step explanation:
Answer:
The intersection region shown in the graph attached is the solution of the system of inequalities.
Step-by-step explanation: