Provide an appropriate response.Use quadratic formula to solve. Round answers to the nearest hundredth. 2x2 + 7x - 5 = 0
Fill in the blank(s) with the appropriate word(s).
-4.11, 0.61
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Indicate whether the variable is qualitative or quantitative.The native languages of students in an English class
A. quantitative B. qualitative
Solve the problem.For the equation y = - 
sin(4x + 3?), identify (i) the amplitude, (ii) the phase shift, and (iii) the period.
A.
| (i) 2 | (ii) 3? | (iii)  |
B.
(i)  | (ii) -  | (iii) 4 |
C.
(i)  | (ii) -  | (iii)  |
D.
(i) -  | (ii) -  | (iii) 4 |
Solve.Claire has received scores of 85, 88, 87, and 90 on her algebra tests. What is the minimum score she must receive on the fifth test to have an overall test score average of at least 87? (Hint: The average of a list of numbers is their sum divided by the number of numbers in the list.)
A. 85 B. 84 C. 83 D. 86
Solve the problem.A stack of poles has 21 poles in the bottom row, 20 poles in the next row, and so on, with 10 poles in the top row. How many poles are there in the stack?
A. 160 B. 186 C. 176 D. 196