Please, use " ^ " to denote exponentiation: x^2 + 4x - 21 = 0
Factor: (x+7)(x-3)=0
Solve for the 2 roots: x= -7 and x= 3: {3, -7} Note how this is in set notation.
Answer:
13.5
Step-by-step explanation:
Answer:
Step-by-step explanation:
Volume of Cone =1 \div 3 \times \pi \times r { \times h}^{2}1÷3×π×r×h
2
X_>-42
sorry, i cant do the arrow thing on my keyboard, but it’s the same arrow in the picture
Answer:
2x
Step-by-step explanation:
10x/5 is the same as 1/5 times 10x.
Simplify to get 2x
