X^2 - x - 42 = x^2 - 6x + 7x - 42 = x( x - 6) + 7(x - 6) = (x-6)(x+7);
The correct answer is a.
multiplication is for example 10×500=5,000
division is for example 5,000÷10=500
Answer:
It would have 6 protons
Step-by-step explanation:
If you have carbon-14 you would have 6 protons and 8 neutrons. When you add the 6 and 8 you get 14
Answer:
YES, he would be able to form a triangle with these tree sticks
Step-by-step explanation:
The sum of the lengths of any two sides of a triangle is greater than the length of the third side. And this MUST be true with all combinations
10+12 is greater than 15
10+15 is greater than 12
15 +12 is greater than 10