Answer:
72
Step-by-step explanation:
Answer: z=8
Step-by-step explanation:
This is an example of a quadratic equation.
Whenever you see that the variable x is raised to the second power, you have a quadratic equation. The graph of this will look like the letter U and be called a parabola.
Answer:
Step-by-step explanation:
(-10x^3-2x^5)/-2x^3
5 is the c missing number
-2x^3(5x^3 + x^2)= -10x^6 - 2x^5
Answer:
144.2 cm
Step-by-step explanation:
Length of the iron rod is 7.4cm
Radius is 3.1m
Therefore the surface area can be calculated as follows
= 2πrl
= 2×3.142×3.1×7.4
= 144.2 I'm
Hence the surface area is 144.2cm