Answer:
Step-by-step explanation:
area of rectangle=length×width
=(x²+6x+3)×(3x²+4x-2)
=3x^4+(4+18)x³+(-2+24+9)x²+(-12+12)x-6
=3x^4+22x³+31x²-6
i need help with something like that aswell
x ≤ - 27
1:1
b= 2 over 7
exact form b= 2 over 7
decimal form b= 0.285714