exam
Maths Puzzle
Numerical Ability
one number exceeds another number by 6 when twice the smaller number is added to three times the smaller number,the result is 32.find the two numbers
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exam Other Question
Common and Natural Logarithms
For the exponential function e^x and logarithmic function log x, graphically show the effect if x is doubled.
Can someone please help me understand this problem?
Given the constraints x + y(<=)90, 3x - y(>=)0, x(>=)0, y(>=)0, the minimum value for the function f(x) = 10x + 11y is
a. -90
b. 0
c. -3
d. 990
Thank you