exam
Maths Puzzle
Numerical Ability
Use the discriminant to determine whether the given polynomial is factorable into factors with integer coefficients. If so factor it.
21x^2 + 40 + 16 = 0
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exam Other Question
the process is elimination by substitution Equation(1) 4s+3t=3. Equaton(2) 5t-3s=34
a researcher orders a broth 40.2% glucose for her lab. However, she needs a stronger broth, one that is 50.1% glucose. She has 16.1 liters of 57% glucose broth in the stock room. How much 50.1% glucose broth can she make?