What is the discriminant of the quadratic equation 0 = - x - 4x - 2

David's class is on a tour if the local chocolate factory. In one section, it is known that 40% of the chocolates are caramel. David chooses 5 caramels at random and tried them. (i) Find the probability that the first chocolate is not a caramel.

The variable y varies directly with the variable x. 10 If the value of x is 14, what is the value of y?

April deposited $500 in savings account earning simple interest. She made no other deposits or withdrawals. After 3 years, the account is worth $533.75. What is the interest rate on the account?

Which is a better buy? 2-cup carton of pineapple juice for $1.04 Or 2-quart carton of pineapple juice for $6.24

What is meant mathematically when we say we have an "even" or "odd" function?

If sinX = 0.6, and X is in Quadrant II, then what is the value of cosX?

Let F (x) = 3x + 5 and g (x) = x^2 Find g (x) / f (x) and state its domain. 3x + 5/x^2; domain is the set of all real numbers except 0 x^2/3x+5; domain is the set of all real numbers except - 5/3 x/8; domain is the set of all real numbers x/3x+5;

Which inequality is true? -1/2>0 -2.5>-2 -1 1/2>1.5

What's LCD 5/6 3/18 7/9 1/126

Captain Jessica has a ship, the H. M. S. Khan. The ship is two furlongs from the dread pirate Luis and his merciless band of thieves.