Answer:
B) 1/2
Step-by-step explanation:
The third angle would be 100 degrees
Explanation: 360-85-115-60= 100
Answer:
p =
, q = 9
Step-by-step explanation:
4x² + 12x ( factor out 4 from each term )
= 4(x² + 3x)
Using the method of completing the square
add/subtract ( half the coefficient of the x- term)² to x² + 3x
= 4(x² + 2(
)x +
-
)
= 4(x +
)² - 4 × 
= 4(x +
)² - 9