365031
365031 365031
  • 14-05-2023
  • Mathematics
contestada

Let a1, a2, a3, ... be a non-constant arithmetic
sequence. (That is, not all the terms are the
same.) Suppose that a4, a7, a12 form a
geometric sequence. If a7 = 30, what is a₁?

Respuesta :

Otras preguntas

What is the best first step for solving the given system using substitution while avoiding fractions? =9x+4x=10 -9x+3y=3 Solve for x in the first equation. Solv
Which of the following describes a relationship of commensalism? A. Oxpecker birds eat parasitic ticks off the backs of zebras B. The tapeworm latches itself in
the zigzag Road To Rights describes what step toward equal rights that occurred in 1965​
Hi Im a 5th grader anyone wanna do my homework? I did half or can u send me answers because i cant find them
How do the moral dilemmas of voluminous and strato compare A. They both have to decide whether to stay loyal to Brutus B. They both have to decide whether to fi
Norman bought 5/6 pounds of cookies. He ate 3/5 cookies. What was the weight of the cookies he ate
Please help need a 100
do someone know the answer if so plz tell me​
How did China respond to the attempts by European nations to colonize the country?
what is the diffrence between primary source and secondary source