If there is supposed to be a root sign it’s C.
Answer: Turbo jet pack: 6d + 7; x-ray vision glasses: 2d-5; Invisible shield: 10d + 1
Step-by-step explanation:
There’s not really any math needed because it’s put into words.
Answer: D, When the constants are perfect squares.
Step-by-step explanation:
the “best” method whenever the quadratic equation only contains x2 terms. That implies no presence of any x term being raised to the first power somewhere in the equation.
Hopefully this helps!