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pa sagot naman po ng tama kailangan ko po kasi ang sagot.
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Pls pls pls plsssssssss give me a good answer i put 35 of my points in thisChoose the letter corresponding to the correct answer.
1. In the algebraic expression 4x² – 5x + 3, what is the constant term? *
1 point
4
–5
2
3
2. “One less than 3 times m” is the same as: *
1 point
1 – 3m
3m – 1
both a and b
none of these
3. Which mathematical phrase is equivalent to 2–x²? *
1 point
Two times twice a number
Twice number less three
The square of a number less than two
Twice the square of a number
4. How many terms do the expression mn–4m²n²+3 consist of? *
1 point
1
2
3
4
5. Which of the following statements is always true about algebraic expressions and polynomials? *
1 point
Some polynomials are algebraic expressions.
All polynomials are algebraic expressions.
All algebraic expressions are polynomials.
Algebraic expressions are special type of polynomials.
6. Express in symbols: The difference between a number x and 5 is at least ten. *
1 point
x + 5 ≥ 10
x – 5 ≤ 10
5 – x ≥ 10
x – 5 ≥ 10
7. If x and y are both negative integers, which of the following numbers is the largest? *
1 point
xy
x² + y²
(x + y)²
(x – y)²
8. Express in symbols: The difference between a number x and nine is at most twelve. *
1 point
x + 9 ≥12
x – 9 <12
x – 9 ≤12
x – 9 ≥12
9. Which of the following is a mathematical sentence? *
1 point
the square of twice a number x
nine less than eight times the number
seven more than x is twelve
the product of two consecutive numbers
10. Let a = –2, b = 8 and c = –4. Evaluate /. *
1 point
2
3
4
5
11. What is the value of abc, when a = 3, b = –1 and c= –4 ? *
1 point
9
10
–12
12
12. Which of the following algebraic expressions is a polynomial? *
1 point
7x⁻²
7 + x
7/x
√(7)
13. How many terms do the algebraic expression 6a²b + 3ab – 5 consist of? *
1 point
2
3
4
5
14. Find the value of ab + c, where a = 2, b = 8 and c= –3. *
1 point
13
14
15
16
15. Evaluate: 2y – (3z – x) + 4 [x – (y+z)], where x= 1, y= 2 and z= –1. *
1 point
8
–8
4
–4
16. What is the numerical coefficient of the expression (+)/? *
1 point
1
2
1/2
none of the above
17. In the numerical expression 8 + 16 ÷ 2³(3) – 6, which should be simplified first? *
1 point
8 + 16
2³
16 ÷ 2
2(3)
18. When you evaluate an algebraic expression, you need to ______ the assigned numerical value of the given variable to the algebraic expression. *
1 point
substitute
simplify
express
calculate
19. What is the value of 3x²y³c when x = 3, y = -2 and c = 1/3? *
1 point
–72
36
–36
72
20. When x = -2, which expression has the value of -64? *
1 point
3x²
(3x)²
2x³
(2x)³
21. Which of the following expression is a polynomial? *
1 point
4x^(1/2) + 7
x⁻¹ – 7x³
3/x – 5
7 + x
22. If a + b = 1 and a² – b² = –3, what is the value of a–b? *
1 point
3
1
0
–3
23. If the length of a rectangle is eight more than thrice the width and the width is represented as w, write a simplified expression for its length. *
1 point
L = 3w + 8
L = 8w + 3
L = 2w + 8
L = 8w + 2
24. From item no. 23, write a simplified expression for its perimeter. *
1 point
P = 2(3w + 8) + 2w
P = 8w + 16
P = 5w + 16
P = 10w + 8
25. If n is an even integer, find the next even integer that comes after n. *
1 point
n + 1
2n + 1
2n
n + 2
Only for big brain and pls dont answer it if u dont know the answer of this