Answer:
C
Step-by-step explanation:
Answer:
B. x² - 13x + 42
Step-by-step explanation:
The answer is strong negative. Hope this helps
Answer:
hi
Step-by-step explanation:
for example

in the second one you should multiple 5 and 1 then add 4
Answer:
Angle C = 45 degrees.
Angle D = 30 degrees.
Step-by-step explanation:
Angle C = 45 + 90 = 135 180 - 135 = 45.
Angle D = 180 - 45 = 135 (angle F) 15 + 135 = 150 180 - 150 = 30