happykiddo
Could someone please tell me what are two numbers that multiply to 140 and add together to 4?



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precal
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dw:1364524020116:dware you sure it is not subtract to make 140

precal
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dw:1364524067794:dwis it like this?

happykiddo
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yes its x^2+4x140

tomhoffhim
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the numbers have to be really close to one another

precal
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always list your factors don't worry about the signs

precal
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dw:1364524588051:dwx times x gives you x^2

tomhoffhim
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14 and 10

kelliegirl33
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(x  10)(x + 14)
a + b = 4
14  10 = 4
a x b = 140
(14)(10) =  140
14 and  10

precal
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dw:1364524606341:dw

precal
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the sign in front of 140 is negative and that tells you to subtract your factors

precal
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dw:1364524645117:dw

happykiddo
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geez its 10 and 14
How did i miss that.
Thanks to all that helped

precal
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dw:1364524677588:dw

precal
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to have a negative your sign choices are ()(+)
+1410 or 14+10

precal
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we need +4 so we must use +1410=+4

precal
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dw:1364524736862:dwsigns give us the middle term