How is math similar to a skill subject?
What will be an ideal response?
Learning math is similar to playing sports. You have to practice on a regular basis in order to maintain your skills.
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Find all the terms of the finite sequence.an = n- 5, 1 ? n ? 5
A. 4, 3, -2, -1, 0 B. -4, -3, -2, -1, 0 C. 4, 3, 2, 1, 0 D. -5, -4, -3, -2, -1
Given the function f(x) = Find (x) and use interval notation to give the domain of .
a. (x) = ; Domain of = [-7, ) b. (x) = - 7; Domain of = (-, ) c. (x) = + 7; Domain of = (- , 7) d.(x) =; Domain of = [7, ]
Solve the problem.A chemist needs 6 liters of a 50% salt solution. All she has available is a 20% salt solution and a 70% salt solution. How much of each of the two solutions should she mix to obtain her desired solution?
A. 3 L of the 20% solution; 3 L of the 70% solution B. 1.2 L of the 20% solution; 4.8 L of the 70% solution C. 1.8 L of the 20% solution; 4.2 L of the 70% solution D. 2.4 L of the 20% solution; 3.6 L of the 70% solution
Which of the following is a true statement? ?
A. If ?A and ?C are matrices and 
, then 
.
B. Given 
, if 
, then M has an inverse.
C. If ?A, X, and ?C are matrices, and 
, then 
.
D. If ?A and ?C are matrices and 
, then 
and if ?A, X, and ?C are matrices, and 
, then 
is true.
E. None of these statements is true.