Answer:
(D)-2
Step-by-step explanation:
The degree of a term in a polynomial is the power of the variable in that term.
In the polynomial:
The coefficient of the term of degree 2 is the number beside x raised to the power of 2.
This coefficient is -2.
<u>The correct option is D.</u>
Answer:
x=-7
Step-by-step explanation:
convert to decimals 0.5(x+3)=0.4(x+2)
simplify the brackets 0.5x+1.5=0.4x+0.8
isolate x to one side 0.1x=-1/7
divide both sides by 0.1 x=-7
Multiply the bill amount multiplied by .2
Answer:
Step-by-step explanation:
According to the First Law of Thermodynamics, the heat received by the metal cylinder is equal to the change in the internal energy. That is:
The specific heat is clear in the previous expression and finally computed: