Answer:
± 3
Step-by-step explanation:
h(x) = sqrt( 2x+1)
h(4) = sqrt(2*4+1)
= sqrt(8+1)
= sqrt(9)
± 3
Answer:
21
Step-by-step explanation:
Answer:
4, 4, and 8
Step-by-step explanation:
2 cups * 2 marshmallows per cup = 4 marshmallows
8 marshmallows / 2 marshmallows per cup = 4 cups of hot cocoa
16 marshmallows / 2 marshmallows per cup = 8 cups of hot cocoa
I think that she started with 10.. I'm not 100% sure, though
Answer:
45
Step-by-step explanation: