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Simplify the expression $9\sin\left(5\cdot 420+15\right)+4\sin\left(3\cdot 420+25\right)$

Step-by-step Solution

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Solution

Final answer to the problem

$-8.0544344$
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Step-by-step Solution

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Multiply $5$ times $420$

$9\sin\left(2100+15\right)+4\sin\left(3\cdot 420+25\right)$

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$9\sin\left(2100+15\right)+4\sin\left(3\cdot 420+25\right)$

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Learn how to solve problems step by step online. Simplify the expression 9sin(5*420+15)+4sin(3*420+25). Multiply 5 times 420. Multiply 3 times 420. Add the values 2100 and 15. Add the values 1260 and 25.

Final answer to the problem

$-8.0544344$

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Solving a math problem using different methods is important because it enhances understanding, encourages critical thinking, allows for multiple solutions, and develops problem-solving strategies. Read more

FactorFactor by completing the squareFind the integralFind the derivativeSolve by quadratic formula (general formula)Find break even pointsFind the discriminantPrime Factor Decomposition

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Function Plot

Plotting: $-8.0544344$

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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

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