(will give brainliest to correct answer.) the stem-and-leaf plot shows the test scores for a chemistry class. how many students had a score greater than 82 points? a. 2 b. 3 c. 12 d. 15

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

One integer is 8 times another. if the product is 72, then find the integers

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial