Consider these three numbers expressed in scientific notation: 2.4 × 104, 6.3 × 105, and 9.6 × 107. Which number is the greatest
1 answer:
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Solution given:
p(x)=0
-0.2x2 + 10x – 25=0
-0.2(x²-50x+125)=0
x²-2.25.x+25²=25²-125
(x-25)²=500
x-25=
x-25=±10√5
taking positive
x=22.3606+25
x=47.3606
taking negative
x= -22.3606+25
x=2.639
so
maximum profit Anthony will receive :<u>4</u><u>7</u><u>.</u><u>3</u><u>6</u><u>0</u><u>6</u><u>*</u><u>1</u><u>0</u><u>0</u><u>0</u><u>=</u><u> </u><u>4</u><u>7</u><u>3</u><u>6</u><u>0</u><u>6</u><u>0</u><u>0</u><u>(</u><u>approach</u><u>)</u>
<u>now</u>
<u>47360</u><u> </u><u>.</u><u>6</u><u> </u><u>o</u><u>r</u><u> </u><u>2639</u><u> </u>parts he would need to sell to receive the maximum profit