Seudónimo Seudónimo

21-08-2020
Mathematics

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Given that y=18 + 3x² (i) find the value of y when x= -2

Respuesta :

21-08-2020

Answer:

y=30

Step-by-step explanation:

f(-2)=18+3(-2)^2

f(-2)=18+3*4

f(-2)=18+12

f(-2)=30

Answer Link

praiseohlord praiseohlord

21-08-2020

Answer:

y= 6

Step-by-step explanation:

substitute x= -2 in the equation y=18+3x^2

from there you'll get your final answer

Ver imagen praiseohlord

Answer Link

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