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1.
Jorge helped four friends. Each friend helped 4 other friends. If the pattern continues, how many people will receive help during the sixth round? Write your answer as a power. Then simplify. Show your work

2. Evaluate the expression. Show your work. 2a^{4} - 3b^{3}
if a = -2 and b = 3



please help

Respuesta :

first round 4 were helped then 4*4 , then 4^3 Β and so on .
so during the sixth round 4^6 friends were helped

4^6 = Β 4096

2. Β  = 2(-2)^4 - 3(3)^3
Β  Β  Β  Β = 2 * 16 - 3*27
Β  = Β 32 - 54
Β  = Β  22

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