A) 4 cm
B) 9 cm x 12 cm
C) 108 cm
Answer:
16
Step-by-step explanation:
Start by adding 9 to both sides, obtaining: √(x + 9) = 5.
Square both sides, obtaining: x + 9 = 25.
Subtract 9 from both sides: x = 16
Note that √(16+9) - 9 = -4, as required.
Answer:
what is the subject and grade please tell
Step-by-step explanation:
Answer:
2/3
Step-by-step explanation:
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