Using the order of operations, what should be done first to evaluate 6 squared + 10 divided by (negative 5) (3) minus 5?
1 answer:
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The expression 2x⁴ + 5x³ - 8x - 20 can be express as follows;
x³(2x + 5) - 4(2x + 5)
<h3>How to factorise an expression?</h3>2x⁴ + 5x³ - 8x - 20
Therefore,
2x⁴ + 5x³ - 8x - 20
x³(2x + 5) - 4(2x + 5)
Hence, the expression 2x⁴ + 5x³ - 8x - 20 can be express as follows:
2x⁴ + 5x³ - 8x - 20 = x³(2x + 5) - 4(2x + 5)
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Answer:
See below for solution.
Step-by-step explanation:
=
<u>LHS :-</u>
=
=
=
=
=
=> x = 8/3 and y = 1/3
=> <u>Option B</u>
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+
+
= 4 x (∛216)² + ()³ + 2 x (
)
= 4 x 36 + 64 + 2 x 3
= 144 + 64 +6
= 144 + 70
= <u>214</u>
add 2 to both sides
square both sides
3x-5=4
add 5 to both sides
3x=9
divide 3
x=3
a nswer is B