Answer: C
The -4 has an open circle and 0 has a closed circle
Answer:
2x-7
Step-by-step explanation:
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Answer:
9
Step-by-step explanation:
√x+5-2=0
√x+3=0
√x= -3
x=9 [(-3)*(-3) = 9]
Answer:
B
Step-by-step explanation:
It is unlikely as most of the numbers are above 8.
Set up;
(15^2)(CB) = (7.5^2)/(ST)
(15^2)/(5) = (7.5^2)/(ST)
Cross-multiply to find ST.
