A) 2² +4 +33.22 b) (22+42+3) 22
c) 3. (43+ [5.60+ 7. (92-80)]}
d) 3.43+ [5 - 60+ 7. (92 - 80)]
e) (33+3 . 7)2-{4. [800 - (32.2 + 10) 2]}
f) (33+3.7) - 2+4. [800 - (32.2 + 10) 2]
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por favor me ajuda ​

The sum of two numbers is 58. the first number is 8 less than half the second number. let  c  represent the first number. let  drepresent the second number. which statements about solving for the two numbers are true? check all that apply. the equation    represents the sum of the two numbers. the equation    represents the sentence “the first number is 8 less than half the second number.”the equation    represents the relationship between the two numbers. the equation    represents the sum of the two numbers. the number  d  is 14.the number  c  is 44.the number  c  is 14.the number  d  is 44.

Hi my sisters and brothers can tell me the answer because i don’t understand the question

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)