Answer:
1640
Step-by-step explanation:
Even, positive integers
2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+34+36+38+40+42+44+46+48+50+52+54+56+58+60+62+64+66+68+70+72+74+76+78+80 = 1640
<span><span><span>22x</span>−11 over x to the second power - x - 30.</span></span>
What is the actual question? I know what you're trying to say, just it's not enough info...