Answer:
=100
Step-by-step explanation:
10×10= 100
Simpler version- 1×1= 1 and you just add the two 0's to the 1, that gives you 100
Answer:
x=60
Step-by-step explanation:
the angle it total is 180°. 180°-50°=130°, them 130°-10=120° 120 divided by 2 is 60
One can know if an equation is extraneous if after plugging it in the original equation, it shows a false meaning or the value is undefined.
<h3>What is an extraneous equation?</h3>
It should be noted that an extraneous equation means a root of a transformed equation that isn't the root of the original equation due to the fact that it's excluded from the domain of the original equation.
In this case, one can know if an equation is extraneous if after plugging it in the original equation, it shows a false meaning or the value is undefined.
Learn more about equations on:
brainly.com/question/2972832
#SPJ1
Number 4. will be a. because if you do 7*9=63*10=630.
