Answer:
81
Step-by-step explanation:
(9x - 4)(9x + 4) = ax² - b
81x² - 36x + 36x - 16
= 81x² - 16
=> a = 81
Answer:
x is greater than or equal to four because it is a closed circle and shading to the right which is up
Step-by-step explanation:
Answer:
C. 72 sorry if its wrong
Step-by-step explanation:
trapezoid formula : A= 1/2h(B+b)
plug in:
A= 1/2×6(10+14)
A= 3(24)
A= 72
Answer: What is w weeks?
Step-by-step explanation:
Answer:
D) store b
Step-by-step explanation:
Because 4 liters is only $6