Mathematics
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OpenStudy (help_people):
Given the following functions f(x) and g(x), solve for (f ⋅ g)(2) and select the correct answer below:
f(x) = 3x2 + 2
g(x) = x − 8
−42
−84
42
84
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OpenStudy (help_people):
@Vocaloid @DaBest21
OpenStudy (anonymous):
im here
OpenStudy (anonymous):
first plug 2 in for x in g(x) so do 2-8
OpenStudy (anonymous):
What do u get @help_people
OpenStudy (help_people):
-6
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OpenStudy (anonymous):
yep
OpenStudy (anonymous):
in 3x2 is the 2 an exponent
OpenStudy (help_people):
yes
OpenStudy (anonymous):
ok in the future just do 3x^2
OpenStudy (help_people):
ok srry
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OpenStudy (anonymous):
sokay
OpenStudy (anonymous):
now do 3*2^2+2
OpenStudy (anonymous):
what do u get
OpenStudy (anonymous):
remeber do 2^2 first
OpenStudy (help_people):
14
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OpenStudy (anonymous):
yep so now do 14*-6 what do u get
OpenStudy (help_people):
-84
OpenStudy (anonymous):
yep thats ur answer
OpenStudy (anonymous):
Don't forget to medal and fan if you already haven't. Plus send me a message if you need more help @help_people im actually gonna take a break
OpenStudy (help_people):
wait could you help me w. one more please please please?
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OpenStudy (help_people):
please ?
OpenStudy (help_people):
i will post it here so it does not take long
OpenStudy (anonymous):
k
OpenStudy (help_people):
Given the functions k(x) = 5x − 8 and p(x) = x − 4, solve k[p(x)] and select the correct answer below.
k[p(x)] = 5x − 12
k[p(x)] = 5x − 28
k[p(x)] = 5x2 − 12
k[p(x)] = 5x2 − 28
OpenStudy (help_people):
the 2s in the last 2 answer choices are exponents
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OpenStudy (anonymous):
well do (x-4)*5-8
5x-20-8
5x-12
OpenStudy (anonymous):
there u go
OpenStudy (anonymous):
i gotta take a break
OpenStudy (help_people):
thank you so much have fun you deserve it :)