Question

if 3,x,7 are in a.p. find value of x.

Answer 1

Answer:

Step-by-step explanation:

T2-T1= T3-T2

x-3=7-x

2x=10

X=5

I hope these W ill helps u to

Answer 2

Answer:

$The\:value \: of \: x =5$

Step-by-step explanation:

$We \: know \: that ,\\</p><p>If \: a,b,c \: are \: in \: A.P \: then \\\: b = \frac{a+c}{2}$

$Here ,\\\: given \: that\\ \:3,x,7 \:are \: in\: A.P$

$Value \: of \: x \\=\frac{3+7}{2}$

$Value\: of \:x = \frac{10}{2}\\=5$

Therefore,.

$The\:value \: of \: x \\=5$

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