Answer:
x2 + 10x +25 = (x+5)^2
Step-by-step explanation:
x^2 + 10x
To complete the square
Take the coefficient of x
10
Divide by 2
10/2 =5
Square it
5^2 =25
Add it
x2 + 10x +25
The coefficient of x divided by 2 is the factor we add to x inside the square
(x+5)^2
Answer:
87 degree
Step-by-step explanation:
interior angle is 180
So 56+37 = 93
180-93 = 87
There are 3 cards and only 1 card is off.
If you pick the odd card first and do not replace it there is no chance of picking a second odd card.
The probability would be 0
Answer:
351 m^2
btw
#1= 448 cm^2
#2=209pi cm^2
#3=351 m^2
and that's all I know hope it really helps we all need it sometimes (;
Answer: Similarly, when we describe an expression in words that includes a variable, we're describing an algebraic expression (an expression with a variable). One of the many reasons is that math is more precise and easier to work with than words are.
Step-by-step explanation:
