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VARVARA [1.3K]
4 years ago
9

What is z when z^2=42

Mathematics
1 answer:
irga5000 [103]4 years ago
6 0

z is \sqrt{42

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Do u guys know what this means???? + can someone help me?
Svetlanka [38]

GCF, namely their common factor.


\bf 44+40\implies \stackrel{\textit{GCF of 4}}{4(11+10)}~\hspace{7em}13+52\implies \stackrel{\textit{GCF of 13}}{13(1+4)} \\\\\\ 15+81\implies \stackrel{\textit{GCF of 3}}{3(5+27)}~\hspace{7.5em}64+28\implies \stackrel{\textit{GCF of 4}}{4(16+7)}

3 0
4 years ago
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What is the 23rd term of the arithmetic sequence where a1 = 8 and a9 = 48 ?
Nataly_w [17]
a_1=8;\ a_9=48\\\\a_9-a_1=8d\\\\8d=48-8\\8d=40\ \ \ |divide\ both\ sides\ by\ 8\\d=5\\\\a_{23}=a_1+22d\\\\a_{23}=8+22\cdot5=8+110=118\\\\Answer:\boxed{a_{23}=118}
7 0
3 years ago
How do u find the answer
Minchanka [31]
Pffff

the dependent variable is depending on the indepdent variable
the value of the depdendent variable depends on what the indepdentnt vairable is
the indepdent variable influcnces the value of the depdent variable

y=mx
x influences the value of y
the input influences the output
the input is the days (x)
output is y
x is indepdendent
y is depdent


answer is D
(btw, the equation listed is c=something so there is no y, there is a typo)
7 0
3 years ago
Given f(x)=x^2 7 and g(x)=x-4/x. find (g o f)(-1). hint: (g o f)(-1)=g(f(-1))
lianna [129]
I hope this helps you


x= -1 f (-1)=(-1)^2+7=1+7=8



g (f (-1))= g (8)


x=8 g (8)= 8-4/8=4/8=1/2
4 0
3 years ago
Which expression is equivalent to 63.56 + (–81.47)?
olganol [36]

Answer:

63.56 -81.47= -17.91

Step-by-step explanation:

cause the answer of 63.56 +(-81.47)= -17.91

8 0
3 years ago
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