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Simplify the expression $7x\cdot x+4$

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Solution

Videos

Simplify a rational expression with two variables

https://www.youtube.com/watch?v=0MsjrAYOCOM

Simplify a rational expression

https://www.youtube.com/watch?v=teDWBFcyKhU

Simplifying an expression using properties of exponents

https://www.youtube.com/watch?v=dNyE_FcL3CU

Use Order of operation to simplify the expression

https://www.youtube.com/watch?v=boaPJ-cX8-k

How to simplify a exponent with a negative rational power

https://www.youtube.com/watch?v=N2jNOML3tYY

How to evaluate a number to a negative rational power

https://www.youtube.com/watch?v=8QDj4GUFjQM

Function Plot

Plotting: $7x^2+4$

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Answer Assistant

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Got a different answer? Verify it!

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1
2
3
4
5
6
7
8
9
0
a
b
c
d
f
g
m
n
u
v
w
x
y
z
.
(◻)
+
-
×
◻/◻
/
÷
◻2
◻◻
√◻
√

◻√◻
◻√
∞
e
π
ln
log
log◻
lim
d/dx
D□x
∫
∫◻
|◻|
θ
=
>
<
>=
<=
sin
cos
tan
cot
sec
csc

asin
acos
atan
acot
asec
acsc

sinh
cosh
tanh
coth
sech
csch

asinh
acosh
atanh
acoth
asech
acsch

How to improve your answer:

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Main Topic: Equivalent Expressions

Two algebraic expressions are equivalent if they stay equal to each other, for any values their variables can take.

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