Answer:
The answer to your question is letter A
Step-by-step explanation:
Polynomial 4x¹⁰ + 9x¹⁰
To sum or subtract polynomials, just look for like terms and do the operations considering the rules of signs.
In this problem both terms are like terms, then we add the coefficients and write the variable without a change.
4x¹⁰ + 9x¹⁰ = 13x¹⁰
Answer:
see the explanation
Step-by-step explanation:
we know that
A mixed number is the sum of a integer and a fractional part
we have

so


substitute

Group terms



The answer is 40 miles per hour
Answer:
C
Step-by-step explanation:
Anything multipled by 6 will always be even, and anything multiplied by 4 will also always be even. Therefore, when we multiply (6x to the 4th)(4x to the 3rd), the answer will be even. However, 3 is odd, and an even number minus an odd number is ALWAYS odd.
Answer:
B; 125
Step-by-step explanation:
45% of 500 is 225. 20% of 500 is 100
225 - 100 = 125
Hope this helps :)