Let U = { 3, 6, 9, 12, 15, ... } and p(x) be the open statement "x is even". Determine the truth value of the given statement.?x p(x)
Fill in the blank(s) with the appropriate word(s).
False
Mathematics
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Determine whether or not the equation is quadratic.(x + 2)2 = (2x + 5)2
A. Not quadratic. B. Quadratic.
Mathematics
Solve.In chemistry, the pH of a substance is defined by 
where 
is the hydrogen ion concentration in moles per liter. Find the 
of a sample of lake water whose 
is 
moles per liter. (Round to the nearest tenth.)
A. 6.4 B. 7.3 C. 10.1 D. 8.5
Mathematics
Provide an appropriate response.Without solving the following system of equations, tell what the solution is. Explain your answer. 6x + 2y + 5z = -518x + 6y + 15z = -136x + 12y + 30z = -5
What will be an ideal response?
Mathematics
Subtract. Simplify, if possible.20
- 18
A. 20
B. 2
C. 2
D. 2
Mathematics