Technically, none of the equations.
The equation you're looking for would be:
x²+(x+20)²=150²
9514 1404 393
Answer:
350 km/h
Step-by-step explanation:
Speed = distance/time
speed = (700 km)/(2 h) = 350 km/h
1981+25
Since she was born in the year 1981, and her son was born 25 years later so you add 25
Answer:
im pretty sure its -4
Step-by-step explanation:
you cant really hold me to it but its -1/4 or -4
<span> A. x²+2 - a polynomial
B.(x⁸-2)/(x⁻²+3) rational function
C. 7x⁷-2x⁻⁴+3 (It has negative value of exponent, so it cannot be a polynomial.)
D.x^x-1 (x is an exponent it cannot be a polynomial)</span>
