(-35 + 12211/2) / 2 or -0.02859479
and
(-35 - 12211/2) / 2 or -34.97140521
To work this out you need to combine the equations
x + y = -35
and
xy = 1
Then use the quadratic forumla to find the answer
ax2 + bx + c = 0
rearranges to
x = (- 35 + (b2 - 4ac)1/2)/2
or
x = (- 35 -(b2 - 4ac)1/2)/2
34
129
28(-28)
-3, -6
15 and -6
A two digit number whose two digits added together equal 42 and multiplied together equal 82
45 2
Two Numbers consisting only of ones that when multiplied or added equal the same number are 11, and 1.1
34
129
28(-28)
-29
10
266
Two (or four) digits added together cannot equal 42. Two-digit numbers multiplied together cannot equal 82.
-8 and -15
-3, -6