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Questions (8)
Johnny says you cannot determine the value of log3(9) because there is no meaning. Samira says she can find a value for
1 answer
266 views
A 320g sample of a substance called Iodine-131 is stored in a laboratory for 40 days. At the end of this period, only 7.5g
1 answer
393 views
Explain how many solutions the following trigonometric equation should have:
2cos^2x - 1 = 0, when 0 β€ x β€ 2π
1 answer
266 views
Can a quadratic trigonometric equation have no real solutions? Provide an example to support your opinion.
1 answer
399 views
Does sin π/2 = 1/2sinπ? Explain your reasoning.
1 answer
327 views
The water depth in a harbor is 12m at high tide and 4m at low tide. One cycle is completed every 12 hours.
a) Sketch the graph
2 answers
967 views
Write an equation to represent a rational function with the following conditions:
- reciprocal of a quadratic function -
1 answer
1,912 views
Why do the graphs of reciprocals of linear functions always have vertical asymptotes, but the graphs of reciprocals of quadratic
1 answer
2,294 views
