When a polynomial is multiplied by a monomial the monomial multiplies each term
300
You choose a random card from a normal deck of 52 cards.
What is the theoretical probability in getting a diamond card? (reduce to percentage)
13/25 = 25%
400
You push the __________ button on tour calculator to find an angle
2nd/shift
400
Every 5th person through the door is forced to stand on a scale and their mass is recorded.
Which sampling technique is used?
systematic
400
What are zeros?
Thex-intercept of a quadratic relation. The value(s) of x when y=0
400
A coin was tossed several times and tails turned up 15 times. The experimental probability of turning up tails was 3/8. How many times was the coin tossed?
15 รท 3=15
3 x 5=15
8 x 5=40
The coin was tossed 40 times
500
tan__=1.534
57
500
Students are grouped into categories based on last years math mark. Then, some students from each category are given a standardized test.
What sampling technique is being used?
Stratified.
500
Range
The difference between the highest and lowest values
500
A lake is filled with 50 fish. 30 pickerel, 5 bass and 15 trout. Find the experimental probability as a percentage and a decimal.
a. a pickerel
b. a trout
c. Not a bass
a. 30/50 = 0.60 = 60%
b. 15/50 = 0.30 = 30%
c. 45/50 = 0.90 = 90%